Solution "/home/runner/work/beutl/beutl/Beutl.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {C67BC64A-C385-5418-CF3F-5BB077180362}.Debug|Any CPU.Build.0 = Debug|Any CPU - {C67BC64A-C385-5418-CF3F-5BB077180362}.Release|Any CPU.Build.0 = Release|Any CPU"

Solution "/home/runner/work/beutl/beutl/Beutl.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {C67BC64A-C385-5418-CF3F-5BB077180362}.Debug|Any CPU.Build.0 = Debug|Any CPU - {C67BC64A-C385-5418-CF3F-5BB077180362}.Release|Any CPU.Build.0 = Release|Any CPU"

/home/runner/work/beutl/beutl/src/Beutl.Engine/Media/Decoding/APNG/Frame.cs(12,22): warning CS8618: Non-nullable property 'IHDRChunk' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable. [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net8.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Media/Decoding/APNG/Frame.cs(22,22): warning CS8618: Non-nullable property 'IENDChunk' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable. [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net8.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Media/Decoding/APNG/Chunks/fdATChunk.cs(5,12): warning CS8618: Non-nullable property 'FrameData' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable. [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net8.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Media/Decoding/APNG/Chunks/fdATChunk.cs(10,12): warning CS8618: Non-nullable property 'FrameData' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable. [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net8.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Media/Decoding/APNG/Chunks/fdATChunk.cs(15,12): warning CS8618: Non-nullable property 'FrameData' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable. [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net8.0]

/home/runner/work/beutl/beutl/src/Beutl.Extensions.AVFoundation/Encoding/AVFEncodingController.cs(168,9): warning CS0618: 'AVAssetWriter.FinishWriting()' is obsolete: 'Deprecated in iOS 6.0. Use the asynchronous FinishWriting(NSAction completionHandler) instead' [/home/runner/work/beutl/beutl/src/Beutl.Extensions.AVFoundation/Beutl.Extensions.AVFoundation.csproj::TargetFramework=net8.0]

/home/runner/work/beutl/beutl/src/Beutl/ViewModels/Tools/SourceOperatorsTabViewModel.cs(128,65): warning CS0618: 'ToolTabExtension.TabPlacement.Right' is obsolete: 'Use 'BottomLeft' or 'BottomRight' instead.' [/home/runner/work/beutl/beutl/src/Beutl/Beutl.csproj::TargetFramework=net8.0]

/home/runner/work/beutl/beutl/src/Beutl/ViewModels/Tools/SceneSettingsTabViewModel.cs(127,65): warning CS0618: 'ToolTabExtension.TabPlacement.Right' is obsolete: 'Use 'BottomLeft' or 'BottomRight' instead.' [/home/runner/work/beutl/beutl/src/Beutl/Beutl.csproj::TargetFramework=net8.0]

/home/runner/work/beutl/beutl/src/Beutl/ViewModels/Tools/ObjectPropertyEditorViewModel.cs(43,65): warning CS0618: 'ToolTabExtension.TabPlacement.Right' is obsolete: 'Use 'BottomLeft' or 'BottomRight' instead.' [/home/runner/work/beutl/beutl/src/Beutl/Beutl.csproj::TargetFramework=net8.0]

'FileSystemTasks.CopyFile(AbsolutePath, AbsolutePath, FileExistsPolicy, bool)' is obsolete: 'Use AbsolutePath.Copy'

'FileSystemTasks.CopyFile(AbsolutePath, AbsolutePath, FileExistsPolicy, bool)' is obsolete: 'Use AbsolutePath.Copy'