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Build Information

Failed to build GradientMaker with Swift 5.7 for macOS (Xcode) using Xcode 14.2 at main.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-14.2.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$workDir/.dependencies -derivedDataPath $workDir/.derivedData build -scheme GradientMaker -destination platform=macos,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.29.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/dentedpixel/GradientMaker.git
Reference: main
Initialized empty Git repository in /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.git/
From https://github.com/dentedpixel/GradientMaker
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 6ed8979 Create LICENSE
Cloned https://github.com/dentedpixel/GradientMaker.git
Revision (git rev-parse @):
6ed89790cb8f501ab42b3a0869390b811f90960f
SUCCESS checkout https://github.com/dentedpixel/GradientMaker.git at main
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             5.7
Building package at path:  $workDir
https://github.com/dentedpixel/GradientMaker.git
Command line invocation:
    /Applications/Xcode-14.2.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  GradientMaker: /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
resolved source packages: GradientMaker
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "GradientMaker"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-14.2.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$workDir/.dependencies -derivedDataPath $workDir/.derivedData build -scheme GradientMaker -destination platform=macos,arch=arm64
Command line invocation:
    /Applications/Xcode-14.2.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.dependencies -derivedDataPath /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData build -scheme GradientMaker -destination platform=macos,arch=arm64
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Resolved source packages:
  GradientMaker: /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
Prepare packages
Computing target dependency graph and provisioning inputs
Create build description
Build description signature: 2e6b5976ded7ddb2d55fae62597a0b35
Build description path: /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/2e6b5976ded7ddb2d55fae62597a0b35-desc.xcbuild
note: Building targets in dependency order
CreateBuildDirectory /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
CreateBuildDirectory /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products
CreateBuildDirectory /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs
CreateBuildDirectory /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug
CreateBuildDirectory /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
MkDir /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/GradientMakerTests.xctest (in target 'GradientMakerTests' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    /bin/mkdir -p /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/GradientMakerTests.xctest
MkDir /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/GradientMakerTests.xctest/Contents (in target 'GradientMakerTests' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    /bin/mkdir -p /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/GradientMakerTests.xctest/Contents
MkDir /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/GradientMakerTests.xctest/Contents/MacOS (in target 'GradientMakerTests' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    /bin/mkdir -p /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/GradientMakerTests.xctest/Contents/MacOS
WriteAuxiliaryFile /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/GradientMaker.modulemap (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    write-file /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/GradientMaker.modulemap
Copy /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/GradientMaker.modulemap /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/GradientMaker.modulemap (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/GradientMaker.modulemap /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
WriteAuxiliaryFile /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.LinkFileList (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    write-file /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.LinkFileList
WriteAuxiliaryFile /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.SwiftFileList (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    write-file /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.SwiftFileList
WriteAuxiliaryFile /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker-OutputFileMap.json (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    write-file /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker-OutputFileMap.json
SwiftDriver GradientMaker normal arm64 com.apple.xcode.tools.swift.compiler (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    builtin-SwiftDriver -- /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name GradientMaker -Onone -enforce-exclusivity\=checked @/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -sdk /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk -target arm64-apple-macos10.13 -g -module-cache-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j8 -enable-batch-mode -incremental -output-file-map /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.swiftmodule -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/swift-overrides.hmap -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources-normal/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker-Swift.h -working-directory /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace -experimental-emit-module-separately
SwiftEmitModule normal arm64 Emitting\ module\ for\ GradientMaker (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    builtin-swiftTaskExecution -- /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk -I /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -module-cache-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -empty-abi-descriptor -Xcc -working-directory -Xcc /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace -resource-dir /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/swift-overrides.hmap -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources-normal/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name GradientMaker -disable-clang-spi -target-sdk-version 13.1 -emit-module-doc-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.swiftdoc -emit-module-source-info-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.swiftsourceinfo -emit-objc-header-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker-Swift.h -serialize-diagnostics-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker-master-emit-module.dia -emit-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker-master-emit-module.d -o /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.swiftmodule -emit-abi-descriptor-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.abi.json
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:37:11: error: cannot find type 'UIColor' in scope
extension UIColor {
          ^~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:13:39: error: cannot find type 'UIColor' in scope
    public func value(at: CGFloat) -> UIColor {
                                      ^~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:11:11: error: 'Gradient' is only available in macOS 10.15 or newer
extension Gradient {
          ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:11:1: note: add @available attribute to enclosing extension
extension Gradient {
^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:12:31: error: cannot find type 'UIWindow' in scope
    static var safeKeyWindow: UIWindow? {
                              ^~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:21:32: error: cannot find type 'UIView' in scope
    static func when(hasChild: UIView, timeout: Double = 10.0, onComplete: @escaping (UIView)->Void) {
                               ^~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:21:87: error: cannot find type 'UIView' in scope
    static func when(hasChild: UIView, timeout: Double = 10.0, onComplete: @escaping (UIView)->Void) {
                                                                                      ^~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:38:30: error: 'AnyCancellable' is only available in macOS 10.15 or newer
    private var cancellable: AnyCancellable? = nil
                             ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:34:15: note: add @available attribute to enclosing class
private class ColorPickerChooser {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:39:29: error: cannot find type 'UIColorPickerViewController' in scope
    private var pickerView: UIColorPickerViewController?
                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:40:29: error: cannot find type 'UIView' in scope
    private var background: UIView?
                            ^~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:42:38: error: cannot find type 'UIViewController' in scope
    private var firstViewController: UIViewController? {
                                     ^~~~~~~~~~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:40: error: cannot find type 'UIViewController' in scope
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                                       ^~~~~~~~~~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:72: error: 'Color' is only available in macOS 10.15 or newer
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                                                                       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:17: note: add @available attribute to enclosing instance method
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:34:15: note: add @available attribute to enclosing class
private class ColorPickerChooser {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:118: error: 'Color' is only available in macOS 10.15 or newer
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                                                                                                                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:17: note: add @available attribute to enclosing instance method
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:34:15: note: add @available attribute to enclosing class
private class ColorPickerChooser {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:127:50: error: 'pink' is only available in macOS 10.15 or newer
    @State private var backgroundColor: Color = .pink
                                                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:121:22: error: 'Gradient' is only available in macOS 10.15 or newer
    @State var stop: Gradient.Stop
                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:121:6: error: 'State' is only available in macOS 10.15 or newer
    @State var stop: Gradient.Stop
     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:123:20: error: 'Gradient' is only available in macOS 10.15 or newer
    let onUpdate: (Gradient.Stop) -> Void
                   ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:125:6: error: 'State' is only available in macOS 10.15 or newer
    @State private var startX: CGFloat = 0
     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:127:41: error: 'Color' is only available in macOS 10.15 or newer
    @State private var backgroundColor: Color = .pink
                                        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:127:6: error: 'State' is only available in macOS 10.15 or newer
    @State private var backgroundColor: Color = .pink
     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:20: error: 'View' is only available in macOS 10.15 or newer
    var body: some View {
                   ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:170:21: error: 'Gradient' is only available in macOS 10.15 or newer
    let onUpdate: ([Gradient.Stop]) -> Void
                    ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:171:24: error: 'Gradient' is only available in macOS 10.15 or newer
    @State var stops: [Gradient.Stop]
                       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:171:6: error: 'State' is only available in macOS 10.15 or newer
    @State var stops: [Gradient.Stop]
     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:173:25: error: 'Gradient' is only available in macOS 10.15 or newer
    public init(stops: [Gradient.Stop], onUpdate: @escaping ([Gradient.Stop]) -> Void) {
                        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:173:12: note: add @available attribute to enclosing initializer
    public init(stops: [Gradient.Stop], onUpdate: @escaping ([Gradient.Stop]) -> Void) {
           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:173:63: error: 'Gradient' is only available in macOS 10.15 or newer
    public init(stops: [Gradient.Stop], onUpdate: @escaping ([Gradient.Stop]) -> Void) {
                                                              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:173:12: note: add @available attribute to enclosing initializer
    public init(stops: [Gradient.Stop], onUpdate: @escaping ([Gradient.Stop]) -> Void) {
           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:203:8: note: add @available attribute to enclosing struct
struct GradientPickerView_Previews: PreviewProvider {
       ^
SwiftCompile normal arm64 Compiling\ GradientMaker.swift /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    builtin-swiftTaskExecution -- /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift -primary-file /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift -emit-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.d -emit-reference-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.swiftdeps -serialize-diagnostics-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.dia -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk -I /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -module-cache-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -empty-abi-descriptor -Xcc -working-directory -Xcc /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace -resource-dir /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/swift-overrides.hmap -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources-normal/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name GradientMaker -frontend-parseable-output -disable-clang-spi -target-sdk-version 13.1 -o /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.o -index-unit-output-path /GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.o -index-store-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
CompileSwift normal arm64 /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -c /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift -primary-file /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift -emit-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.d -emit-reference-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.swiftdeps -serialize-diagnostics-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.dia -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk -I /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -module-cache-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -empty-abi-descriptor -Xcc -working-directory -Xcc /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace -resource-dir /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/swift-overrides.hmap -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources-normal/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name GradientMaker -frontend-parseable-output -disable-clang-spi -target-sdk-version 13.1 -o /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.o -index-unit-output-path /GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.o -index-store-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:12:31: error: cannot find type 'UIWindow' in scope
    static var safeKeyWindow: UIWindow? {
                              ^~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:21:32: error: cannot find type 'UIView' in scope
    static func when(hasChild: UIView, timeout: Double = 10.0, onComplete: @escaping (UIView)->Void) {
                               ^~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:21:87: error: cannot find type 'UIView' in scope
    static func when(hasChild: UIView, timeout: Double = 10.0, onComplete: @escaping (UIView)->Void) {
                                                                                      ^~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:38:30: error: 'AnyCancellable' is only available in macOS 10.15 or newer
    private var cancellable: AnyCancellable? = nil
                             ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:34:15: note: add @available attribute to enclosing class
private class ColorPickerChooser {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:39:29: error: cannot find type 'UIColorPickerViewController' in scope
    private var pickerView: UIColorPickerViewController?
                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:40:29: error: cannot find type 'UIView' in scope
    private var background: UIView?
                            ^~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:42:38: error: cannot find type 'UIViewController' in scope
    private var firstViewController: UIViewController? {
                                     ^~~~~~~~~~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:40: error: cannot find type 'UIViewController' in scope
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                                       ^~~~~~~~~~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:72: error: 'Color' is only available in macOS 10.15 or newer
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                                                                       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:17: note: add @available attribute to enclosing instance method
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:34:15: note: add @available attribute to enclosing class
private class ColorPickerChooser {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:118: error: 'Color' is only available in macOS 10.15 or newer
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                                                                                                                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:17: note: add @available attribute to enclosing instance method
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:34:15: note: add @available attribute to enclosing class
private class ColorPickerChooser {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:127:50: error: 'pink' is only available in macOS 10.15 or newer
    @State private var backgroundColor: Color = .pink
                                                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:121:22: error: 'Gradient' is only available in macOS 10.15 or newer
    @State var stop: Gradient.Stop
                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:121:6: error: 'State' is only available in macOS 10.15 or newer
    @State var stop: Gradient.Stop
     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:123:20: error: 'Gradient' is only available in macOS 10.15 or newer
    let onUpdate: (Gradient.Stop) -> Void
                   ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:125:6: error: 'State' is only available in macOS 10.15 or newer
    @State private var startX: CGFloat = 0
     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:127:41: error: 'Color' is only available in macOS 10.15 or newer
    @State private var backgroundColor: Color = .pink
                                        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:127:6: error: 'State' is only available in macOS 10.15 or newer
    @State private var backgroundColor: Color = .pink
     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:20: error: 'View' is only available in macOS 10.15 or newer
    var body: some View {
                   ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:170:21: error: 'Gradient' is only available in macOS 10.15 or newer
    let onUpdate: ([Gradient.Stop]) -> Void
                    ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:171:24: error: 'Gradient' is only available in macOS 10.15 or newer
    @State var stops: [Gradient.Stop]
                       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:171:6: error: 'State' is only available in macOS 10.15 or newer
    @State var stops: [Gradient.Stop]
     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:173:25: error: 'Gradient' is only available in macOS 10.15 or newer
    public init(stops: [Gradient.Stop], onUpdate: @escaping ([Gradient.Stop]) -> Void) {
                        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:173:12: note: add @available attribute to enclosing initializer
    public init(stops: [Gradient.Stop], onUpdate: @escaping ([Gradient.Stop]) -> Void) {
           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:173:63: error: 'Gradient' is only available in macOS 10.15 or newer
    public init(stops: [Gradient.Stop], onUpdate: @escaping ([Gradient.Stop]) -> Void) {
                                                              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:173:12: note: add @available attribute to enclosing initializer
    public init(stops: [Gradient.Stop], onUpdate: @escaping ([Gradient.Stop]) -> Void) {
           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:203:8: note: add @available attribute to enclosing struct
struct GradientPickerView_Previews: PreviewProvider {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:24:28: error: type of expression is ambiguous without more context
        DispatchQueue.main.asyncAfter(deadline: .now() + .leastNonzeroMagnitude) {
        ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:43:51: error: type of expression is ambiguous without more context
        guard let root = ViewUtils.safeKeyWindow?.rootViewController else { return nil }
                         ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:49:22: error: cannot find 'UIColorPickerViewController' in scope
        let picker = UIColorPickerViewController()
                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:51:32: error: cannot find 'UIColor' in scope
        picker.selectedColor = UIColor(color)
                               ^~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:53:45: error: cannot infer key path type from context; consider explicitly specifying a root type
        cancellable = picker.publisher(for: \.selectedColor)
                                            ^
                                             <#Root#>
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:79:30: error: cannot find 'UIView' in scope
            let background = UIView()
                             ^~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:82:44: error: cannot find 'UIColor' in scope
            background.layer.borderColor = UIColor.systemGray.cgColor
                                           ^~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:91:31: error: cannot find 'UITapGestureRecognizer' in scope
            let captureTaps = UITapGestureRecognizer(target: self, action: #selector(self.closeChooser))
                              ^~~~~~~~~~~~~~~~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:96:31: error: cannot find 'UIButton' in scope
            let closeButton = UIButton(type: .close)
                              ^~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:114:22: error: 'nil' requires a contextual type
        pickerView = nil
                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:116:22: error: 'nil' requires a contextual type
        background = nil
                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:159:38: error: cannot assign value of type '_' to type 'Color'
                        stop.color = color
                                     ^~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:131:9: error: 'GeometryReader' is only available in macOS 10.15 or newer
        GeometryReader { geometry in
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:131:9: note: add 'if #available' version check
        GeometryReader { geometry in
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:131:24: warning: conformance of '_ChangedGesture<Content>' to 'Gesture' is only available in macOS 10.15 or newer
        GeometryReader { geometry in
                       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:131:24: note: add 'if #available' version check
        GeometryReader { geometry in
                       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:132:13: error: 'Circle' is only available in macOS 10.15 or newer
            Circle()
            ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:132:13: note: add 'if #available' version check
            Circle()
            ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:133:18: error: 'onAppear(perform:)' is only available in macOS 10.15 or newer
                .onAppear(perform: {
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:133:18: note: add 'if #available' version check
                .onAppear(perform: {
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:136:18: error: 'foregroundColor' is only available in macOS 10.15 or newer
                .foregroundColor(stop.color)
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:136:18: note: add 'if #available' version check
                .foregroundColor(stop.color)
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:137:18: error: 'frame(width:height:alignment:)' is only available in macOS 10.15 or newer
                .frame(width: 40, height: 40)
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:137:18: note: add 'if #available' version check
                .frame(width: 40, height: 40)
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:138:18: error: 'shadow(color:radius:x:y:)' is only available in macOS 10.15 or newer
                .shadow(radius: 5)
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:138:18: note: add 'if #available' version check
                .shadow(radius: 5)
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:139:18: error: 'overlay(_:alignment:)' is only available in macOS 10.15 or newer
                .overlay(
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:139:18: note: add 'if #available' version check
                .overlay(
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:140:21: error: 'RoundedRectangle' is only available in macOS 10.15 or newer
                    RoundedRectangle(cornerRadius: 40 / 2.0).stroke(Color.white, lineWidth: 2.0)
                    ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:140:21: note: add 'if #available' version check
                    RoundedRectangle(cornerRadius: 40 / 2.0).stroke(Color.white, lineWidth: 2.0)
                    ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:140:62: error: 'stroke(_:lineWidth:)' is only available in macOS 10.15 or newer
                    RoundedRectangle(cornerRadius: 40 / 2.0).stroke(Color.white, lineWidth: 2.0)
                                                             ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:140:62: note: add 'if #available' version check
                    RoundedRectangle(cornerRadius: 40 / 2.0).stroke(Color.white, lineWidth: 2.0)
                                                             ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:140:69: error: 'Color' is only available in macOS 10.15 or newer
                    RoundedRectangle(cornerRadius: 40 / 2.0).stroke(Color.white, lineWidth: 2.0)
                                                                    ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:140:69: note: add 'if #available' version check
                    RoundedRectangle(cornerRadius: 40 / 2.0).stroke(Color.white, lineWidth: 2.0)
                                                                    ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:140:75: error: 'white' is only available in macOS 10.15 or newer
                    RoundedRectangle(cornerRadius: 40 / 2.0).stroke(Color.white, lineWidth: 2.0)
                                                                          ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:140:75: note: add 'if #available' version check
                    RoundedRectangle(cornerRadius: 40 / 2.0).stroke(Color.white, lineWidth: 2.0)
                                                                          ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:142:18: error: 'offset(x:y:)' is only available in macOS 10.15 or newer
                .offset(x: min(max(startX + drag.width, 0.0), geometry.size.width-40), y: 0)
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:142:18: note: add 'if #available' version check
                .offset(x: min(max(startX + drag.width, 0.0), geometry.size.width-40), y: 0)
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:143:18: error: 'animation' is only available in macOS 10.15 or newer
                .animation(Animation.spring().speed(2))
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:143:18: note: add 'if #available' version check
                .animation(Animation.spring().speed(2))
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:143:28: error: 'Animation' is only available in macOS 10.15 or newer
                .animation(Animation.spring().speed(2))
                           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:143:28: note: add 'if #available' version check
                .animation(Animation.spring().speed(2))
                           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:143:38: error: 'spring(response:dampingFraction:blendDuration:)' is only available in macOS 10.15 or newer
                .animation(Animation.spring().speed(2))
                                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:143:38: note: add 'if #available' version check
                .animation(Animation.spring().speed(2))
                                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:143:47: error: 'speed' is only available in macOS 10.15 or newer
                .animation(Animation.spring().speed(2))
                                              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:143:47: note: add 'if #available' version check
                .animation(Animation.spring().speed(2))
                                              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:144:18: error: 'gesture(_:including:)' is only available in macOS 10.15 or newer
                .gesture(
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:144:18: note: add 'if #available' version check
                .gesture(
                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:145:21: error: 'DragGesture' is only available in macOS 10.15 or newer
                    DragGesture().onChanged{ (value) in
                    ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:145:21: note: add 'if #available' version check
                    DragGesture().onChanged{ (value) in
                    ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:145:35: error: 'onChanged' is only available in macOS 10.15 or newer
                    DragGesture().onChanged{ (value) in
                                  ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:145:35: note: add 'if #available' version check
                    DragGesture().onChanged{ (value) in
                                  ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:152:23: error: 'onEnded' is only available in macOS 10.15 or newer
                    }.onEnded { _ in
                      ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:152:23: note: add 'if #available' version check
                    }.onEnded { _ in
                      ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:156:19: error: 'onTapGesture(count:perform:)' is only available in macOS 10.15 or newer
                ).onTapGesture {
                  ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:156:19: note: add 'if #available' version check
                ).onTapGesture {
                  ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:179:24: error: 'Gradient' is only available in macOS 10.15 or newer
        let gradient = Gradient(stops: stops)
                       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:179:24: note: add 'if #available' version check
        let gradient = Gradient(stops: stops)
                       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:180:9: error: 'VStack' is only available in macOS 10.15 or newer
        VStack {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:180:9: note: add 'if #available' version check
        VStack {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:184:13: error: 'ZStack' is only available in macOS 10.15 or newer
            ZStack(alignment: .topLeading) {
            ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:184:13: note: add 'if #available' version check
            ZStack(alignment: .topLeading) {
            ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:184:32: error: 'topLeading' is only available in macOS 10.15 or newer
            ZStack(alignment: .topLeading) {
                               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:184:32: note: add 'if #available' version check
            ZStack(alignment: .topLeading) {
                               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:185:17: error: 'RoundedRectangle' is only available in macOS 10.15 or newer
                RoundedRectangle(cornerRadius: 20)
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:185:17: note: add 'if #available' version check
                RoundedRectangle(cornerRadius: 20)
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:186:22: error: 'fill(_:style:)' is only available in macOS 10.15 or newer
                    .fill(
                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:186:22: note: add 'if #available' version check
                    .fill(
                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:187:25: error: 'LinearGradient' is only available in macOS 10.15 or newer
                        LinearGradient(gradient: gradient, startPoint: .leading, endPoint: .trailing)
                        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:187:25: note: add 'if #available' version check
                        LinearGradient(gradient: gradient, startPoint: .leading, endPoint: .trailing)
                        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:189:22: error: 'frame(minWidth:idealWidth:maxWidth:minHeight:idealHeight:maxHeight:alignment:)' is only available in macOS 10.15 or newer
                    .frame(minWidth: 0, idealWidth: 300, maxWidth: .infinity, minHeight: 0, idealHeight: 40, maxHeight: 40)
                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:189:22: note: add 'if #available' version check
                    .frame(minWidth: 0, idealWidth: 300, maxWidth: .infinity, minHeight: 0, idealHeight: 40, maxHeight: 40)
                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:191:17: error: 'ForEach' is only available in macOS 10.15 or newer
                ForEach(stops.indices, id: \.self) { i in
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:191:17: note: add 'if #available' version check
                ForEach(stops.indices, id: \.self) { i in
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:191:17: error: 'init(_:id:content:)' is only available in macOS 10.15 or newer
                ForEach(stops.indices, id: \.self) { i in
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:191:17: note: add 'if #available' version check
                ForEach(stops.indices, id: \.self) { i in
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:184:44: error: 'buildBlock' is only available in macOS 10.15 or newer
            ZStack(alignment: .topLeading) {
                                           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:184:44: note: add 'if #available' version check
            ZStack(alignment: .topLeading) {
                                           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:205:9: error: 'Group' is only available in macOS 10.15 or newer
        Group {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:205:9: note: add 'if #available' version check
        Group {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:203:8: note: add @available attribute to enclosing struct
struct GradientPickerView_Previews: PreviewProvider {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:205:9: error: 'init(content:)' is only available in macOS 10.15 or newer
        Group {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:205:9: note: add 'if #available' version check
        Group {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:203:8: note: add @available attribute to enclosing struct
struct GradientPickerView_Previews: PreviewProvider {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:207:17: error: 'Gradient' is only available in macOS 10.15 or newer
                Gradient.Stop(color: Color.red, location: 0.0),
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:207:17: note: add 'if #available' version check
                Gradient.Stop(color: Color.red, location: 0.0),
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:203:8: note: add @available attribute to enclosing struct
struct GradientPickerView_Previews: PreviewProvider {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:207:38: error: 'Color' is only available in macOS 10.15 or newer
                Gradient.Stop(color: Color.red, location: 0.0),
                                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:207:38: note: add 'if #available' version check
                Gradient.Stop(color: Color.red, location: 0.0),
                                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:203:8: note: add @available attribute to enclosing struct
struct GradientPickerView_Previews: PreviewProvider {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:207:44: error: 'red' is only available in macOS 10.15 or newer
                Gradient.Stop(color: Color.red, location: 0.0),
                                           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:207:44: note: add 'if #available' version check
                Gradient.Stop(color: Color.red, location: 0.0),
                                           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:203:8: note: add @available attribute to enclosing struct
struct GradientPickerView_Previews: PreviewProvider {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:208:17: error: 'Gradient' is only available in macOS 10.15 or newer
                Gradient.Stop(color: Color.yellow, location: 1.0)],
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:208:17: note: add 'if #available' version check
                Gradient.Stop(color: Color.yellow, location: 1.0)],
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:203:8: note: add @available attribute to enclosing struct
struct GradientPickerView_Previews: PreviewProvider {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:208:38: error: 'Color' is only available in macOS 10.15 or newer
                Gradient.Stop(color: Color.yellow, location: 1.0)],
                                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:208:38: note: add 'if #available' version check
                Gradient.Stop(color: Color.yellow, location: 1.0)],
                                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:203:8: note: add @available attribute to enclosing struct
struct GradientPickerView_Previews: PreviewProvider {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:208:44: error: 'yellow' is only available in macOS 10.15 or newer
                Gradient.Stop(color: Color.yellow, location: 1.0)],
                                           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:208:44: note: add 'if #available' version check
                Gradient.Stop(color: Color.yellow, location: 1.0)],
                                           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:203:8: note: add @available attribute to enclosing struct
struct GradientPickerView_Previews: PreviewProvider {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:36: warning: conformance of 'Group<Content>' to 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                                   ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:203:8: note: add @available attribute to enclosing struct
struct GradientPickerView_Previews: PreviewProvider {
       ^
SwiftCompile normal arm64 Compiling\ Gradient+Extensions.swift /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    builtin-swiftTaskExecution -- /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c -primary-file /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift -emit-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.d -emit-reference-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.swiftdeps -serialize-diagnostics-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.dia -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk -I /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -module-cache-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -empty-abi-descriptor -Xcc -working-directory -Xcc /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace -resource-dir /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/swift-overrides.hmap -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources-normal/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name GradientMaker -frontend-parseable-output -disable-clang-spi -target-sdk-version 13.1 -o /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.o -index-unit-output-path /GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.o -index-store-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
CompileSwift normal arm64 /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -c -primary-file /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift -emit-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.d -emit-reference-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.swiftdeps -serialize-diagnostics-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.dia -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk -I /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -module-cache-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -empty-abi-descriptor -Xcc -working-directory -Xcc /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace -resource-dir /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/swift-overrides.hmap -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources-normal/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name GradientMaker -frontend-parseable-output -disable-clang-spi -target-sdk-version 13.1 -o /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.o -index-unit-output-path /GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.o -index-store-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:37:11: error: cannot find type 'UIColor' in scope
extension UIColor {
          ^~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:13:39: error: cannot find type 'UIColor' in scope
    public func value(at: CGFloat) -> UIColor {
                                      ^~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:11:11: error: 'Gradient' is only available in macOS 10.15 or newer
extension Gradient {
          ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:11:1: note: add @available attribute to enclosing extension
extension Gradient {
^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:38:61: error: cannot find type 'UIColor' in scope
    public func blend(with color: UIColor, amt: CGFloat) -> UIColor {
                                                            ^~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:38:35: error: cannot find type 'UIColor' in scope
    public func blend(with color: UIColor, amt: CGFloat) -> UIColor {
                                  ^~~~~~~
Resolve Package Graph
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:00008103-000604DE26D2001E }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:00008103-000604DE26D2001E }
{ platform:macOS, arch:arm64, variant:DriverKit, id:00008103-000604DE26D2001E }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:00008103-000604DE26D2001E }
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ GradientMaker (in target 'GradientMaker' from project 'GradientMaker')
	CompileSwift normal arm64 /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift (in target 'GradientMaker' from project 'GradientMaker')
	SwiftCompile normal arm64 Compiling\ GradientMaker.swift /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift (in target 'GradientMaker' from project 'GradientMaker')
	SwiftCompile normal arm64 Compiling\ Gradient+Extensions.swift /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift (in target 'GradientMaker' from project 'GradientMaker')
	CompileSwift normal arm64 /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift (in target 'GradientMaker' from project 'GradientMaker')
(5 failures)
Command line invocation:
    /Applications/Xcode-14.2.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.dependencies -derivedDataPath /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData build -scheme GradientMaker -destination platform=macos,arch=arm64
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Resolved source packages:
  GradientMaker: /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
Prepare packages
Computing target dependency graph and provisioning inputs
Create build description
Build description signature: 2e6b5976ded7ddb2d55fae62597a0b35
Build description path: /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/2e6b5976ded7ddb2d55fae62597a0b35-desc.xcbuild
note: Building targets in dependency order
SwiftDriver GradientMaker normal arm64 com.apple.xcode.tools.swift.compiler (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    builtin-SwiftDriver -- /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name GradientMaker -Onone -enforce-exclusivity\=checked @/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -sdk /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk -target arm64-apple-macos10.13 -g -module-cache-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j8 -enable-batch-mode -incremental -output-file-map /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.swiftmodule -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/swift-overrides.hmap -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources-normal/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker-Swift.h -working-directory /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace -experimental-emit-module-separately
SwiftEmitModule normal arm64 Emitting\ module\ for\ GradientMaker (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    builtin-swiftTaskExecution -- /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk -I /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -module-cache-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -empty-abi-descriptor -Xcc -working-directory -Xcc /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace -resource-dir /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/swift-overrides.hmap -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources-normal/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name GradientMaker -disable-clang-spi -target-sdk-version 13.1 -emit-module-doc-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.swiftdoc -emit-module-source-info-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.swiftsourceinfo -emit-objc-header-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker-Swift.h -serialize-diagnostics-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker-master-emit-module.dia -emit-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker-master-emit-module.d -o /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.swiftmodule -emit-abi-descriptor-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.abi.json
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:37:11: error: cannot find type 'UIColor' in scope
extension UIColor {
          ^~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:13:39: error: cannot find type 'UIColor' in scope
    public func value(at: CGFloat) -> UIColor {
                                      ^~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:11:11: error: 'Gradient' is only available in macOS 10.15 or newer
extension Gradient {
          ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:11:1: note: add @available attribute to enclosing extension
extension Gradient {
^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:12:31: error: cannot find type 'UIWindow' in scope
    static var safeKeyWindow: UIWindow? {
                              ^~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:21:32: error: cannot find type 'UIView' in scope
    static func when(hasChild: UIView, timeout: Double = 10.0, onComplete: @escaping (UIView)->Void) {
                               ^~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:21:87: error: cannot find type 'UIView' in scope
    static func when(hasChild: UIView, timeout: Double = 10.0, onComplete: @escaping (UIView)->Void) {
                                                                                      ^~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:38:30: error: 'AnyCancellable' is only available in macOS 10.15 or newer
    private var cancellable: AnyCancellable? = nil
                             ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:34:15: note: add @available attribute to enclosing class
private class ColorPickerChooser {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:39:29: error: cannot find type 'UIColorPickerViewController' in scope
    private var pickerView: UIColorPickerViewController?
                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:40:29: error: cannot find type 'UIView' in scope
    private var background: UIView?
                            ^~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:42:38: error: cannot find type 'UIViewController' in scope
    private var firstViewController: UIViewController? {
                                     ^~~~~~~~~~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:40: error: cannot find type 'UIViewController' in scope
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                                       ^~~~~~~~~~~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:72: error: 'Color' is only available in macOS 10.15 or newer
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                                                                       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:17: note: add @available attribute to enclosing instance method
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:34:15: note: add @available attribute to enclosing class
private class ColorPickerChooser {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:118: error: 'Color' is only available in macOS 10.15 or newer
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                                                                                                                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:47:17: note: add @available attribute to enclosing instance method
    public func presentColorPicker(on: UIViewController? = nil, color: Color, offsetY: CGFloat, onUpdate: @escaping (Color) -> Void) {
                ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:34:15: note: add @available attribute to enclosing class
private class ColorPickerChooser {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:127:50: error: 'pink' is only available in macOS 10.15 or newer
    @State private var backgroundColor: Color = .pink
                                                 ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:121:22: error: 'Gradient' is only available in macOS 10.15 or newer
    @State var stop: Gradient.Stop
                     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:121:6: error: 'State' is only available in macOS 10.15 or newer
    @State var stop: Gradient.Stop
     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:123:20: error: 'Gradient' is only available in macOS 10.15 or newer
    let onUpdate: (Gradient.Stop) -> Void
                   ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:125:6: error: 'State' is only available in macOS 10.15 or newer
    @State private var startX: CGFloat = 0
     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:127:41: error: 'Color' is only available in macOS 10.15 or newer
    @State private var backgroundColor: Color = .pink
                                        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:127:6: error: 'State' is only available in macOS 10.15 or newer
    @State private var backgroundColor: Color = .pink
     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:20: error: 'View' is only available in macOS 10.15 or newer
    var body: some View {
                   ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:129:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:120:8: note: add @available attribute to enclosing struct
struct GradientMakerView: View {
       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:170:21: error: 'Gradient' is only available in macOS 10.15 or newer
    let onUpdate: ([Gradient.Stop]) -> Void
                    ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:171:24: error: 'Gradient' is only available in macOS 10.15 or newer
    @State var stops: [Gradient.Stop]
                       ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:171:6: error: 'State' is only available in macOS 10.15 or newer
    @State var stops: [Gradient.Stop]
     ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:173:25: error: 'Gradient' is only available in macOS 10.15 or newer
    public init(stops: [Gradient.Stop], onUpdate: @escaping ([Gradient.Stop]) -> Void) {
                        ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:173:12: note: add @available attribute to enclosing initializer
    public init(stops: [Gradient.Stop], onUpdate: @escaping ([Gradient.Stop]) -> Void) {
           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:173:63: error: 'Gradient' is only available in macOS 10.15 or newer
    public init(stops: [Gradient.Stop], onUpdate: @escaping ([Gradient.Stop]) -> Void) {
                                                              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:173:12: note: add @available attribute to enclosing initializer
    public init(stops: [Gradient.Stop], onUpdate: @escaping ([Gradient.Stop]) -> Void) {
           ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:27: error: 'View' is only available in macOS 10.15 or newer
    public var body: some View {
                          ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:178:16: note: add @available attribute to enclosing property
    public var body: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:168:15: note: add @available attribute to enclosing struct
public struct GradientMaker: View {
              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:31: error: 'View' is only available in macOS 10.15 or newer
    static var previews: some View {
                              ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:204:16: note: add @available attribute to enclosing static property
    static var previews: some View {
               ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift:203:8: note: add @available attribute to enclosing struct
struct GradientPickerView_Previews: PreviewProvider {
       ^
SwiftCompile normal arm64 Compiling\ GradientMaker.swift /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    builtin-swiftTaskExecution -- /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift -primary-file /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift -emit-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.d -emit-reference-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.swiftdeps -serialize-diagnostics-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.dia -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk -I /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -module-cache-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -empty-abi-descriptor -Xcc -working-directory -Xcc /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace -resource-dir /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/swift-overrides.hmap -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources-normal/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name GradientMaker -frontend-parseable-output -disable-clang-spi -target-sdk-version 13.1 -o /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.o -index-unit-output-path /GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.o -index-store-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
CompileSwift normal arm64 /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -c /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift -primary-file /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift -emit-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.d -emit-reference-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.swiftdeps -serialize-diagnostics-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.dia -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk -I /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -module-cache-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -empty-abi-descriptor -Xcc -working-directory -Xcc /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace -resource-dir /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/swift-overrides.hmap -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources-normal/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name GradientMaker -frontend-parseable-output -disable-clang-spi -target-sdk-version 13.1 -o /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.o -index-unit-output-path /GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/GradientMaker.o -index-store-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
SwiftCompile normal arm64 Compiling\ Gradient+Extensions.swift /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    builtin-swiftTaskExecution -- /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c -primary-file /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift -emit-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.d -emit-reference-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.swiftdeps -serialize-diagnostics-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.dia -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk -I /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -module-cache-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -empty-abi-descriptor -Xcc -working-directory -Xcc /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace -resource-dir /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/swift-overrides.hmap -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources-normal/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name GradientMaker -frontend-parseable-output -disable-clang-spi -target-sdk-version 13.1 -o /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.o -index-unit-output-path /GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.o -index-store-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
CompileSwift normal arm64 /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift (in target 'GradientMaker' from project 'GradientMaker')
    cd /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace
    /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -c -primary-file /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/GradientMaker.swift -emit-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.d -emit-reference-dependencies-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.swiftdeps -serialize-diagnostics-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.dia -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk -I /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -module-cache-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -empty-abi-descriptor -Xcc -working-directory -Xcc /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace -resource-dir /Applications/Xcode-14.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/swift-overrides.hmap -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources-normal/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources/arm64 -Xcc -I/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name GradientMaker -frontend-parseable-output -disable-clang-spi -target-sdk-version 13.1 -o /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.o -index-unit-output-path /GradientMaker.build/Debug/GradientMaker.build/Objects-normal/arm64/Gradient+Extensions.o -index-store-path /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:37:11: error: cannot find type 'UIColor' in scope
extension UIColor {
          ^~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:13:39: error: cannot find type 'UIColor' in scope
    public func value(at: CGFloat) -> UIColor {
                                      ^~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:11:11: error: 'Gradient' is only available in macOS 10.15 or newer
extension Gradient {
          ^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:11:1: note: add @available attribute to enclosing extension
extension Gradient {
^
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:38:61: error: cannot find type 'UIColor' in scope
    public func blend(with color: UIColor, amt: CGFloat) -> UIColor {
                                                            ^~~~~~~
/Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift:38:35: error: cannot find type 'UIColor' in scope
    public func blend(with color: UIColor, amt: CGFloat) -> UIColor {
                                  ^~~~~~~
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:00008103-000604DE26D2001E }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:00008103-000604DE26D2001E }
{ platform:macOS, arch:arm64, variant:DriverKit, id:00008103-000604DE26D2001E }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:00008103-000604DE26D2001E }
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ GradientMaker (in target 'GradientMaker' from project 'GradientMaker')
	CompileSwift normal arm64 /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift (in target 'GradientMaker' from project 'GradientMaker')
	SwiftCompile normal arm64 Compiling\ Gradient+Extensions.swift /Users/builder/builds/o86TiJKT/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/GradientMaker/Gradient+Extensions.swift (in target 'GradientMaker' from project 'GradientMaker')
(3 failures)
BUILD FAILURE 5.7 macosXcodebuild

Build Machine: Mac 5