DateGrid – Build Information – Swift Package Index

Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Failed to build DateGrid with Swift 5.10 for macOS (SPM).

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.3.0-Beta.2.app xcrun swift build --arch arm64

Build Log

                    .padding(.bottom, 10)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:26:22: note: add 'if #available' version check
                    .padding(.bottom, 10)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:22: error: 'transition' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:22: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:33: error: 'AnyTransition' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:33: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:47: error: 'scale' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:47: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:53: error: 'animation' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:53: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:63: error: 'Animation' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:63: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:73: error: 'spring(duration:bounce:blendDuration:)' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:73: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:82: error: 'delay' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                                                 ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:82: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                                                 ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:21:24: error: 'buildEither(first:)' is only available in macOS 10.15 or newer
            if isShown {
                       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:21:24: note: add 'if #available' version check
            if isShown {
                       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:30:17: error: 'Text' is only available in macOS 10.15 or newer
                Text("")
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:30:17: note: add 'if #available' version check
                Text("")
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:31:22: error: 'onAppear(perform:)' is only available in macOS 10.15 or newer
                    .onAppear(perform: {
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:31:22: note: add 'if #available' version check
                    .onAppear(perform: {
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:32:25: error: 'withAnimation' is only available in macOS 10.15 or newer
                        withAnimation {
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:32:25: note: add 'if #available' version check
                        withAnimation {
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:33:29: error: setter for 'isShown' is only available in macOS 10.15 or newer
                            isShown = true
                            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:33:29: note: add 'if #available' version check
                            isShown = true
                            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:29:20: error: 'buildEither(second:)' is only available in macOS 10.15 or newer
            } else {
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:29:20: note: add 'if #available' version check
            } else {
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:15: warning: conformance of '_ConditionalContent<TrueContent, FalseContent>' to 'View' is only available in macOS 10.15 or newer
        Group {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:15: note: add 'if #available' version check
        Group {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:32: warning: conformance of 'Group<Content>' to 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:32: note: add 'if #available' version check
    public var body: some View {
                               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:14: error: 'background(_:ignoresSafeAreaEdges:)' is only available in macOS 12.0 or newer
            .background(Color.red)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:14: note: add 'if #available' version check
            .background(Color.red)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:41:8: note: add @available attribute to enclosing struct
struct DateCell1_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:25: error: 'Color' is only available in macOS 10.15 or newer
            .background(Color.red)
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:25: note: add 'if #available' version check
            .background(Color.red)
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:41:8: note: add @available attribute to enclosing struct
struct DateCell1_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:31: error: 'red' is only available in macOS 10.15 or newer
            .background(Color.red)
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:31: note: add 'if #available' version check
            .background(Color.red)
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:41:8: note: add @available attribute to enclosing struct
struct DateCell1_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:26:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:26:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:25:8: note: add @available attribute to enclosing struct
struct NormalDayCell_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:17:9: error: 'Text' is only available in macOS 10.15 or newer
        Text(date.day)
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:17:9: note: add 'if #available' version check
        Text(date.day)
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:18:14: error: 'padding' is only available in macOS 10.15 or newer
            .padding(8)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:19:14: error: 'background(_:ignoresSafeAreaEdges:)' is only available in macOS 12.0 or newer
            .background(Color.blue)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:19:25: error: 'Color' is only available in macOS 10.15 or newer
            .background(Color.blue)
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:19:31: error: 'blue' is only available in macOS 10.15 or newer
            .background(Color.blue)
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:20:14: error: 'cornerRadius(_:antialiased:)' is only available in macOS 10.15 or newer
            .cornerRadius(8)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:21:14: error: 'padding' is only available in macOS 10.15 or newer
            .padding([.bottom], 10)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:21:14: note: add 'if #available' version check
            .padding([.bottom], 10)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
[12/13] Compiling DateGrid NormalDayCell.swift
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:16:6: error: 'State' is only available in macOS 10.15 or newer
    @State private var isShown = false
     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:41:8: note: add @available attribute to enclosing struct
struct DateCell1_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:9: warning: conformance of 'Group<Content>' to 'View' is only available in macOS 10.15 or newer
        Group {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:9: note: add 'if #available' version check
        Group {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:9: error: 'Group' is only available in macOS 10.15 or newer
        Group {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:9: note: add 'if #available' version check
        Group {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:9: error: 'init(content:)' is only available in macOS 10.15 or newer
        Group {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:9: note: add 'if #available' version check
        Group {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:22:17: error: 'Text' is only available in macOS 10.15 or newer
                Text(date.day)
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:22:17: note: add 'if #available' version check
                Text(date.day)
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:23:22: error: 'padding' is only available in macOS 10.15 or newer
                    .padding(8)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:23:22: note: add 'if #available' version check
                    .padding(8)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:24:22: error: 'background(_:ignoresSafeAreaEdges:)' is only available in macOS 12.0 or newer
                    .background(Color.purple)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:24:22: note: add 'if #available' version check
                    .background(Color.purple)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:24:33: error: 'Color' is only available in macOS 10.15 or newer
                    .background(Color.purple)
                                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:24:33: note: add 'if #available' version check
                    .background(Color.purple)
                                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:24:39: error: 'purple' is only available in macOS 10.15 or newer
                    .background(Color.purple)
                                      ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:24:39: note: add 'if #available' version check
                    .background(Color.purple)
                                      ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:25:22: error: 'cornerRadius(_:antialiased:)' is only available in macOS 10.15 or newer
                    .cornerRadius(20)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:25:22: note: add 'if #available' version check
                    .cornerRadius(20)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:26:22: error: 'padding' is only available in macOS 10.15 or newer
                    .padding(.bottom, 10)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:26:22: note: add 'if #available' version check
                    .padding(.bottom, 10)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:22: error: 'transition' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:22: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:33: error: 'AnyTransition' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:33: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:47: error: 'scale' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:47: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:53: error: 'animation' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:53: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:63: error: 'Animation' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:63: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:73: error: 'spring(duration:bounce:blendDuration:)' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:73: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:82: error: 'delay' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                                                 ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:82: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                                                 ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:21:24: error: 'buildEither(first:)' is only available in macOS 10.15 or newer
            if isShown {
                       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:21:24: note: add 'if #available' version check
            if isShown {
                       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:30:17: error: 'Text' is only available in macOS 10.15 or newer
                Text("")
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:30:17: note: add 'if #available' version check
                Text("")
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:31:22: error: 'onAppear(perform:)' is only available in macOS 10.15 or newer
                    .onAppear(perform: {
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:31:22: note: add 'if #available' version check
                    .onAppear(perform: {
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:32:25: error: 'withAnimation' is only available in macOS 10.15 or newer
                        withAnimation {
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:32:25: note: add 'if #available' version check
                        withAnimation {
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:33:29: error: setter for 'isShown' is only available in macOS 10.15 or newer
                            isShown = true
                            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:33:29: note: add 'if #available' version check
                            isShown = true
                            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:29:20: error: 'buildEither(second:)' is only available in macOS 10.15 or newer
            } else {
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:29:20: note: add 'if #available' version check
            } else {
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:15: warning: conformance of '_ConditionalContent<TrueContent, FalseContent>' to 'View' is only available in macOS 10.15 or newer
        Group {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:15: note: add 'if #available' version check
        Group {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:32: warning: conformance of 'Group<Content>' to 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:32: note: add 'if #available' version check
    public var body: some View {
                               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:14: error: 'background(_:ignoresSafeAreaEdges:)' is only available in macOS 12.0 or newer
            .background(Color.red)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:14: note: add 'if #available' version check
            .background(Color.red)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:41:8: note: add @available attribute to enclosing struct
struct DateCell1_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:25: error: 'Color' is only available in macOS 10.15 or newer
            .background(Color.red)
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:25: note: add 'if #available' version check
            .background(Color.red)
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:41:8: note: add @available attribute to enclosing struct
struct DateCell1_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:31: error: 'red' is only available in macOS 10.15 or newer
            .background(Color.red)
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:31: note: add 'if #available' version check
            .background(Color.red)
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:41:8: note: add @available attribute to enclosing struct
struct DateCell1_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:26:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:26:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:25:8: note: add @available attribute to enclosing struct
struct NormalDayCell_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:17:9: error: 'Text' is only available in macOS 10.15 or newer
        Text(date.day)
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:17:9: note: add 'if #available' version check
        Text(date.day)
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:18:14: error: 'padding' is only available in macOS 10.15 or newer
            .padding(8)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:19:14: error: 'background(_:ignoresSafeAreaEdges:)' is only available in macOS 12.0 or newer
            .background(Color.blue)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:19:25: error: 'Color' is only available in macOS 10.15 or newer
            .background(Color.blue)
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:19:31: error: 'blue' is only available in macOS 10.15 or newer
            .background(Color.blue)
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:20:14: error: 'cornerRadius(_:antialiased:)' is only available in macOS 10.15 or newer
            .cornerRadius(8)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:21:14: error: 'padding' is only available in macOS 10.15 or newer
            .padding([.bottom], 10)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:21:14: note: add 'if #available' version check
            .padding([.bottom], 10)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
[13/13] Compiling DateGrid WeekDaySymbols.swift
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:28:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:28:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:27:8: note: add @available attribute to enclosing struct
struct WeekDaySymbols_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:9: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
        HStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:9: note: add 'if #available' version check
        HStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:9: error: 'HStack' is only available in macOS 10.15 or newer
        HStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:9: note: add 'if #available' version check
        HStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:9: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
        HStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:9: note: add 'if #available' version check
        HStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:13: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:13: note: add 'if #available' version check
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:13: error: 'ForEach' is only available in macOS 10.15 or newer
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:13: note: add 'if #available' version check
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:13: error: 'init(_:id:content:)' is only available in macOS 10.15 or newer
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:13: note: add 'if #available' version check
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:17:17: warning: conformance of 'Spacer' to 'View' is only available in macOS 10.15 or newer
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:17:17: note: add 'if #available' version check
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:17:17: error: 'Spacer' is only available in macOS 10.15 or newer
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:17:17: note: add 'if #available' version check
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:19:22: warning: conformance of 'Text' to 'View' is only available in macOS 10.15 or newer
                    .bold()
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:19:22: note: add 'if #available' version check
                    .bold()
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:18:17: error: 'Text' is only available in macOS 10.15 or newer
                Text(item)
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:18:17: note: add 'if #available' version check
                Text(item)
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:19:22: error: 'bold()' is only available in macOS 10.15 or newer
                    .bold()
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:19:22: note: add 'if #available' version check
                    .bold()
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:20:17: warning: conformance of 'Spacer' to 'View' is only available in macOS 10.15 or newer
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:20:17: note: add 'if #available' version check
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:20:17: error: 'Spacer' is only available in macOS 10.15 or newer
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:20:17: note: add 'if #available' version check
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:75: warning: conformance of 'Spacer' to 'View' is only available in macOS 10.15 or newer
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:75: note: add 'if #available' version check
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:75: warning: conformance of 'Text' to 'View' is only available in macOS 10.15 or newer
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:75: note: add 'if #available' version check
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:75: warning: conformance of 'Spacer' to 'View' is only available in macOS 10.15 or newer
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:75: note: add 'if #available' version check
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:16: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
        HStack {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:16: note: add 'if #available' version check
        HStack {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:32: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:32: note: add 'if #available' version check
    public var body: some View {
                               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
error: fatalError
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version--423B1241ED78D482.txt
[2/7] Compiling DateGrid NormalDayCell.swift
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:26:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:26:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:25:8: note: add @available attribute to enclosing struct
struct NormalDayCell_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:17:9: error: 'Text' is only available in macOS 10.15 or newer
        Text(date.day)
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:17:9: note: add 'if #available' version check
        Text(date.day)
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:18:14: error: 'padding' is only available in macOS 10.15 or newer
            .padding(8)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:19:14: error: 'background(_:ignoresSafeAreaEdges:)' is only available in macOS 12.0 or newer
            .background(Color.blue)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:19:25: error: 'Color' is only available in macOS 10.15 or newer
            .background(Color.blue)
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:19:31: error: 'blue' is only available in macOS 10.15 or newer
            .background(Color.blue)
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:20:14: error: 'cornerRadius(_:antialiased:)' is only available in macOS 10.15 or newer
            .cornerRadius(8)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:21:14: error: 'padding' is only available in macOS 10.15 or newer
            .padding([.bottom], 10)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:21:14: note: add 'if #available' version check
            .padding([.bottom], 10)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/7] Emitting module DateGrid
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:16:6: error: 'State' is only available in macOS 10.15 or newer
    @State private var isShown = false
     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:41:8: note: add @available attribute to enclosing struct
struct DateCell1_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:16:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:10:15: note: add @available attribute to enclosing struct
public struct NormalDayCell: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:26:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:26:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/NormalDayCell.swift:25:8: note: add @available attribute to enclosing struct
struct NormalDayCell_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:19:24: error: 'Binding' is only available in macOS 10.15 or newer
        selectedMonth: Binding<Date>,
                       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:17:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:21:10: error: 'ViewBuilder' is only available in macOS 10.15 or newer
        @ViewBuilder content: @escaping (DateGridDate) -> DateView
         ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:17:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:31:6: error: 'Binding' is only available in macOS 10.15 or newer
    @Binding var selectedMonth: Date
     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:33:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:33:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:56: error: 'View' is only available in macOS 10.15 or newer
public struct DateGrid<DateView>: View where DateView: View {
                                                       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:48:6: error: 'State' is only available in macOS 10.15 or newer
    @State static var selectedMonthDate = Date()
     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:46:8: note: add @available attribute to enclosing struct
struct CalendarView_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:50:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:50:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:46:8: note: add @available attribute to enclosing struct
struct CalendarView_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:20: error: 'View' is only available in macOS 10.15 or newer
    var body: some View {
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:54: error: 'View' is only available in macOS 10.15 or newer
struct MonthsOrWeeks<DateView>: View where DateView: View {
                                                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:17:20: error: 'calendar' is only available in macOS 10.15 or newer
    @Environment(\.calendar) var calendar
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:10:7: note: add @available attribute to enclosing class
class DateGridViewModel: ObservableObject {
      ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:17:6: error: 'Environment' is only available in macOS 10.15 or newer
    @Environment(\.calendar) var calendar
     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:10:7: note: add @available attribute to enclosing class
class DateGridViewModel: ObservableObject {
      ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:10:26: error: 'ObservableObject' is only available in macOS 10.15 or newer
class DateGridViewModel: ObservableObject {
                         ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:10:7: note: add @available attribute to enclosing class
class DateGridViewModel: ObservableObject {
      ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:28:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:28:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:27:8: note: add @available attribute to enclosing struct
struct WeekDaySymbols_Previews: PreviewProvider {
       ^
[4/7] Compiling DateGrid DateGridViewModel.swift
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:17:20: error: 'calendar' is only available in macOS 10.15 or newer
    @Environment(\.calendar) var calendar
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:10:7: note: add @available attribute to enclosing class
class DateGridViewModel: ObservableObject {
      ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:17:6: error: 'Environment' is only available in macOS 10.15 or newer
    @Environment(\.calendar) var calendar
     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:10:7: note: add @available attribute to enclosing class
class DateGridViewModel: ObservableObject {
      ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:10:26: error: 'ObservableObject' is only available in macOS 10.15 or newer
class DateGridViewModel: ObservableObject {
                         ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:10:7: note: add @available attribute to enclosing class
class DateGridViewModel: ObservableObject {
      ^
[5/7] Compiling DateGrid WeekDaySymbols.swift
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:28:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:28:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:27:8: note: add @available attribute to enclosing struct
struct WeekDaySymbols_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:9: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
        HStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:9: note: add 'if #available' version check
        HStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:9: error: 'HStack' is only available in macOS 10.15 or newer
        HStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:9: note: add 'if #available' version check
        HStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:9: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
        HStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:9: note: add 'if #available' version check
        HStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:13: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:13: note: add 'if #available' version check
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:13: error: 'ForEach' is only available in macOS 10.15 or newer
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:13: note: add 'if #available' version check
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:13: error: 'init(_:id:content:)' is only available in macOS 10.15 or newer
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:13: note: add 'if #available' version check
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:17:17: warning: conformance of 'Spacer' to 'View' is only available in macOS 10.15 or newer
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:17:17: note: add 'if #available' version check
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:17:17: error: 'Spacer' is only available in macOS 10.15 or newer
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:17:17: note: add 'if #available' version check
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:19:22: warning: conformance of 'Text' to 'View' is only available in macOS 10.15 or newer
                    .bold()
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:19:22: note: add 'if #available' version check
                    .bold()
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:18:17: error: 'Text' is only available in macOS 10.15 or newer
                Text(item)
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:18:17: note: add 'if #available' version check
                Text(item)
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:19:22: error: 'bold()' is only available in macOS 10.15 or newer
                    .bold()
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:19:22: note: add 'if #available' version check
                    .bold()
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:20:17: warning: conformance of 'Spacer' to 'View' is only available in macOS 10.15 or newer
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:20:17: note: add 'if #available' version check
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:20:17: error: 'Spacer' is only available in macOS 10.15 or newer
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:20:17: note: add 'if #available' version check
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:75: warning: conformance of 'Spacer' to 'View' is only available in macOS 10.15 or newer
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:75: note: add 'if #available' version check
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:75: warning: conformance of 'Text' to 'View' is only available in macOS 10.15 or newer
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:75: note: add 'if #available' version check
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:75: warning: conformance of 'Spacer' to 'View' is only available in macOS 10.15 or newer
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:16:75: note: add 'if #available' version check
            ForEach(Calendar.current.veryShortWeekdaySymbols, id: \.self) { item in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:16: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
        HStack {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:15:16: note: add 'if #available' version check
        HStack {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:32: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:32: note: add 'if #available' version check
    public var body: some View {
                               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:14:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/WeekDaySymbols/WeekDaySymbols.swift:10:15: note: add @available attribute to enclosing struct
public struct WeekDaySymbols: View {
              ^
[6/7] Compiling DateGrid DateGrid.swift
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:19:24: error: 'Binding' is only available in macOS 10.15 or newer
        selectedMonth: Binding<Date>,
                       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:17:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:21:10: error: 'ViewBuilder' is only available in macOS 10.15 or newer
        @ViewBuilder content: @escaping (DateGridDate) -> DateView
         ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:17:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:31:6: error: 'Binding' is only available in macOS 10.15 or newer
    @Binding var selectedMonth: Date
     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:33:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:33:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:56: error: 'View' is only available in macOS 10.15 or newer
public struct DateGrid<DateView>: View where DateView: View {
                                                       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:48:6: error: 'State' is only available in macOS 10.15 or newer
    @State static var selectedMonthDate = Date()
     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:46:8: note: add @available attribute to enclosing struct
struct CalendarView_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:50:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:50:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:46:8: note: add @available attribute to enclosing struct
struct CalendarView_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:20: error: 'View' is only available in macOS 10.15 or newer
    var body: some View {
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:54: error: 'View' is only available in macOS 10.15 or newer
struct MonthsOrWeeks<DateView>: View where DateView: View {
                                                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:35:9: error: 'TabView' is only available in macOS 10.15 or newer
        TabView(selection: $selectedMonth) {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:35:9: note: add 'if #available' version check
        TabView(selection: $selectedMonth) {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:33:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:39:10: error: 'frame(width:height:alignment:)' is only available in macOS 10.15 or newer
        .frame(height: viewModel.mode.estimateHeight, alignment: .center)
         ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:33:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:39:67: error: 'center' is only available in macOS 10.15 or newer
        .frame(height: viewModel.mode.estimateHeight, alignment: .center)
                                                                  ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:33:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:40:10: error: 'tabViewStyle' is only available in macOS 11.0 or newer
        .tabViewStyle(PageTabViewStyle(indexDisplayMode: .never))
         ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:40:10: note: add 'if #available' version check
        .tabViewStyle(PageTabViewStyle(indexDisplayMode: .never))
         ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:33:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:10:15: note: add @available attribute to enclosing generic struct
public struct DateGrid<DateView>: View where DateView: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:40:23: error: 'PageTabViewStyle' is unavailable in macOS
        .tabViewStyle(PageTabViewStyle(indexDisplayMode: .never))
                      ^~~~~~~~~~~~~~~~
SwiftUI.PageTabViewStyle:3:15: note: 'PageTabViewStyle' has been explicitly marked unavailable here
public struct PageTabViewStyle : TabViewStyle {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:51:9: error: 'VStack' is only available in macOS 10.15 or newer
        VStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:51:9: note: add 'if #available' version check
        VStack {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:50:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:46:8: note: add @available attribute to enclosing struct
struct CalendarView_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:52:13: warning: conformance of 'Text' to 'View' is only available in macOS 10.15 or newer
            Text(selectedMonthDate.description)
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:52:13: note: add 'if #available' version check
            Text(selectedMonthDate.description)
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:50:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:46:8: note: add @available attribute to enclosing struct
struct CalendarView_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:52:13: error: 'Text' is only available in macOS 10.15 or newer
            Text(selectedMonthDate.description)
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:52:13: note: add 'if #available' version check
            Text(selectedMonthDate.description)
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:50:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:46:8: note: add @available attribute to enclosing struct
struct CalendarView_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:51:16: warning: conformance of 'Text' to 'View' is only available in macOS 10.15 or newer
        VStack {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:51:16: note: add 'if #available' version check
        VStack {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:50:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:46:8: note: add @available attribute to enclosing struct
struct CalendarView_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:17:20: error: 'calendar' is only available in macOS 10.15 or newer
    @Environment(\.calendar) var calendar
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGridViewModel.swift:10:7: note: add @available attribute to enclosing class
class DateGridViewModel: ObservableObject {
      ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:77:9: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
        ForEach(viewModel.monthsOrWeeks, id: \.self) { monthOrWeek in
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:77:9: note: add 'if #available' version check
        ForEach(viewModel.monthsOrWeeks, id: \.self) { monthOrWeek in
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:77:9: error: 'ForEach' is only available in macOS 10.15 or newer
        ForEach(viewModel.monthsOrWeeks, id: \.self) { monthOrWeek in
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:77:9: note: add 'if #available' version check
        ForEach(viewModel.monthsOrWeeks, id: \.self) { monthOrWeek in
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:77:9: error: 'init(_:id:content:)' is only available in macOS 10.15 or newer
        ForEach(viewModel.monthsOrWeeks, id: \.self) { monthOrWeek in
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:77:9: note: add 'if #available' version check
        ForEach(viewModel.monthsOrWeeks, id: \.self) { monthOrWeek in
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:77:54: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
        ForEach(viewModel.monthsOrWeeks, id: \.self) { monthOrWeek in
                                                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:77:54: note: add 'if #available' version check
        ForEach(viewModel.monthsOrWeeks, id: \.self) { monthOrWeek in
                                                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:79:13: error: 'VStack' is only available in macOS 10.15 or newer
            VStack {
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:79:13: note: add 'if #available' version check
            VStack {
            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:79:20: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
            VStack {
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:79:20: note: add 'if #available' version check
            VStack {
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:81:17: error: 'LazyVGrid' is only available in macOS 11.0 or newer
                LazyVGrid(columns: Array(repeating: GridItem(.flexible()), count: numberOfDaysInAWeek), spacing: 0) {
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:81:17: note: add 'if #available' version check
                LazyVGrid(columns: Array(repeating: GridItem(.flexible()), count: numberOfDaysInAWeek), spacing: 0) {
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:81:17: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
                LazyVGrid(columns: Array(repeating: GridItem(.flexible()), count: numberOfDaysInAWeek), spacing: 0) {
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:81:17: note: add 'if #available' version check
                LazyVGrid(columns: Array(repeating: GridItem(.flexible()), count: numberOfDaysInAWeek), spacing: 0) {
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:81:53: error: 'GridItem' is only available in macOS 11.0 or newer
                LazyVGrid(columns: Array(repeating: GridItem(.flexible()), count: numberOfDaysInAWeek), spacing: 0) {
                                                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:81:53: note: add 'if #available' version check
                LazyVGrid(columns: Array(repeating: GridItem(.flexible()), count: numberOfDaysInAWeek), spacing: 0) {
                                                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:83:21: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
                    ForEach(viewModel.days(for: monthOrWeek), id: \.self) { date in
                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:83:21: note: add 'if #available' version check
                    ForEach(viewModel.days(for: monthOrWeek), id: \.self) { date in
                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:83:21: error: 'ForEach' is only available in macOS 10.15 or newer
                    ForEach(viewModel.days(for: monthOrWeek), id: \.self) { date in
                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:83:21: note: add 'if #available' version check
                    ForEach(viewModel.days(for: monthOrWeek), id: \.self) { date in
                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:83:21: error: 'init(_:id:content:)' is only available in macOS 10.15 or newer
                    ForEach(viewModel.days(for: monthOrWeek), id: \.self) { date in
                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:83:21: note: add 'if #available' version check
                    ForEach(viewModel.days(for: monthOrWeek), id: \.self) { date in
                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:88:34: error: 'id' is only available in macOS 10.15 or newer
                                .id(date)
                                 ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:88:34: note: add 'if #available' version check
                                .id(date)
                                 ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:86:105: error: 'buildEither(first:)' is only available in macOS 10.15 or newer
                        if viewModel.calendar.isDate(date, equalTo: monthOrWeek, toGranularity: .month) {
                                                                                                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:86:105: note: add 'if #available' version check
                        if viewModel.calendar.isDate(date, equalTo: monthOrWeek, toGranularity: .month) {
                                                                                                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:92:34: error: 'hidden()' is only available in macOS 10.15 or newer
                                .hidden()
                                 ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:92:34: note: add 'if #available' version check
                                .hidden()
                                 ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:90:32: error: 'buildEither(second:)' is only available in macOS 10.15 or newer
                        } else {
                               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:90:32: note: add 'if #available' version check
                        } else {
                               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:83:75: warning: conformance of '_ConditionalContent<TrueContent, FalseContent>' to 'View' is only available in macOS 10.15 or newer
                    ForEach(viewModel.days(for: monthOrWeek), id: \.self) { date in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:83:75: note: add 'if #available' version check
                    ForEach(viewModel.days(for: monthOrWeek), id: \.self) { date in
                                                                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:81:117: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
                LazyVGrid(columns: Array(repeating: GridItem(.flexible()), count: numberOfDaysInAWeek), spacing: 0) {
                                                                                                                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:81:117: note: add 'if #available' version check
                LazyVGrid(columns: Array(repeating: GridItem(.flexible()), count: numberOfDaysInAWeek), spacing: 0) {
                                                                                                                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:96:18: error: 'tag' is only available in macOS 10.15 or newer
                .tag(monthOrWeek)
                 ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:96:18: note: add 'if #available' version check
                .tag(monthOrWeek)
                 ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:98:17: warning: conformance of 'Spacer' to 'View' is only available in macOS 10.15 or newer
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:98:17: note: add 'if #available' version check
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:98:17: error: 'Spacer' is only available in macOS 10.15 or newer
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:98:17: note: add 'if #available' version check
                Spacer()
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:79:20: warning: conformance of 'Spacer' to 'View' is only available in macOS 10.15 or newer
            VStack {
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:79:20: note: add 'if #available' version check
            VStack {
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:25: warning: conformance of 'ForEach<Data, ID, Content>' to 'View' is only available in macOS 10.15 or newer
    var body: some View {
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:25: note: add 'if #available' version check
    var body: some View {
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:76:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/DateGrid.swift:72:8: note: add @available attribute to enclosing generic struct
struct MonthsOrWeeks<DateView>: View where DateView: View {
       ^
[7/7] Compiling DateGrid DateCell1.swift
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:16:6: error: 'State' is only available in macOS 10.15 or newer
    @State private var isShown = false
     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:41:8: note: add @available attribute to enclosing struct
struct DateCell1_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:9: warning: conformance of 'Group<Content>' to 'View' is only available in macOS 10.15 or newer
        Group {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:9: note: add 'if #available' version check
        Group {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:9: error: 'Group' is only available in macOS 10.15 or newer
        Group {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:9: note: add 'if #available' version check
        Group {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:9: error: 'init(content:)' is only available in macOS 10.15 or newer
        Group {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:9: note: add 'if #available' version check
        Group {
        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:22:17: error: 'Text' is only available in macOS 10.15 or newer
                Text(date.day)
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:22:17: note: add 'if #available' version check
                Text(date.day)
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:23:22: error: 'padding' is only available in macOS 10.15 or newer
                    .padding(8)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:23:22: note: add 'if #available' version check
                    .padding(8)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:24:22: error: 'background(_:ignoresSafeAreaEdges:)' is only available in macOS 12.0 or newer
                    .background(Color.purple)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:24:22: note: add 'if #available' version check
                    .background(Color.purple)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:24:33: error: 'Color' is only available in macOS 10.15 or newer
                    .background(Color.purple)
                                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:24:33: note: add 'if #available' version check
                    .background(Color.purple)
                                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:24:39: error: 'purple' is only available in macOS 10.15 or newer
                    .background(Color.purple)
                                      ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:24:39: note: add 'if #available' version check
                    .background(Color.purple)
                                      ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:25:22: error: 'cornerRadius(_:antialiased:)' is only available in macOS 10.15 or newer
                    .cornerRadius(20)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:25:22: note: add 'if #available' version check
                    .cornerRadius(20)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:26:22: error: 'padding' is only available in macOS 10.15 or newer
                    .padding(.bottom, 10)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:26:22: note: add 'if #available' version check
                    .padding(.bottom, 10)
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:22: error: 'transition' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:22: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:33: error: 'AnyTransition' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:33: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:47: error: 'scale' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:47: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:53: error: 'animation' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:53: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                    ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:63: error: 'Animation' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:63: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:73: error: 'spring(duration:bounce:blendDuration:)' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:73: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:82: error: 'delay' is only available in macOS 10.15 or newer
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                                                 ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:27:82: note: add 'if #available' version check
                    .transition(AnyTransition.scale.animation(Animation.spring().delay(Double(date.day)!/30)))
                                                                                 ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:21:24: error: 'buildEither(first:)' is only available in macOS 10.15 or newer
            if isShown {
                       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:21:24: note: add 'if #available' version check
            if isShown {
                       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:30:17: error: 'Text' is only available in macOS 10.15 or newer
                Text("")
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:30:17: note: add 'if #available' version check
                Text("")
                ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:31:22: error: 'onAppear(perform:)' is only available in macOS 10.15 or newer
                    .onAppear(perform: {
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:31:22: note: add 'if #available' version check
                    .onAppear(perform: {
                     ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:32:25: error: 'withAnimation' is only available in macOS 10.15 or newer
                        withAnimation {
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:32:25: note: add 'if #available' version check
                        withAnimation {
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:33:29: error: setter for 'isShown' is only available in macOS 10.15 or newer
                            isShown = true
                            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:33:29: note: add 'if #available' version check
                            isShown = true
                            ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:29:20: error: 'buildEither(second:)' is only available in macOS 10.15 or newer
            } else {
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:29:20: note: add 'if #available' version check
            } else {
                   ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:15: warning: conformance of '_ConditionalContent<TrueContent, FalseContent>' to 'View' is only available in macOS 10.15 or newer
        Group {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:20:15: note: add 'if #available' version check
        Group {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:32: warning: conformance of 'Group<Content>' to 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:32: note: add 'if #available' version check
    public var body: some View {
                               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:19:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:10:15: note: add @available attribute to enclosing struct
public struct DateCell1: View {
              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:14: error: 'background(_:ignoresSafeAreaEdges:)' is only available in macOS 12.0 or newer
            .background(Color.red)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:14: note: add 'if #available' version check
            .background(Color.red)
             ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:41:8: note: add @available attribute to enclosing struct
struct DateCell1_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:25: error: 'Color' is only available in macOS 10.15 or newer
            .background(Color.red)
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:25: note: add 'if #available' version check
            .background(Color.red)
                        ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:41:8: note: add @available attribute to enclosing struct
struct DateCell1_Previews: PreviewProvider {
       ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:31: error: 'red' is only available in macOS 10.15 or newer
            .background(Color.red)
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:44:31: note: add 'if #available' version check
            .background(Color.red)
                              ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:42:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/TDmZkXJm/1/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/DateGrid/Cell/DateCell1.swift:41:8: note: add @available attribute to enclosing struct
struct DateCell1_Previews: PreviewProvider {
       ^
error: fatalError
BUILD FAILURE 5.10 macosSpm