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: " - {640D93F9-5ADA-DCBD-2B86-D9F218D71845}.Debug|Any CPU.Build.0 = Debug|Any CPU - {640D93F9-5ADA-DCBD-2B86-D9F218D71845}.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: " - {640D93F9-5ADA-DCBD-2B86-D9F218D71845}.Debug|Any CPU.Build.0 = Debug|Any CPU - {640D93F9-5ADA-DCBD-2B86-D9F218D71845}.Release|Any CPU.Build.0 = Release|Any CPU"

/home/runner/work/beutl/beutl/src/Beutl.Engine/Graphics/FilterEffects/StrokeEffect.cs(67,12): warning CS0618: 'Border' is obsolete: 'Use StrokeEffect instead.' [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net9.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Graphics/FilterEffects/StrokeEffect.cs(90,67): warning CS0618: 'Border' is obsolete: 'Use StrokeEffect instead.' [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net9.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Graphics/FilterEffects/StrokeEffect.cs(96,57): warning CS0618: 'Border' is obsolete: 'Use StrokeEffect instead.' [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net9.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Graphics/FilterEffects/StrokeEffect.cs(19,41): warning CS0618: 'Border' is obsolete: 'Use StrokeEffect instead.' [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net9.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Graphics/FilterEffects/StrokeEffect.cs(22,13): warning CS0618: 'Border' is obsolete: 'Use StrokeEffect instead.' [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net9.0]

/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=net9.0]

/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=net9.0]

/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=net9.0]

/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=net9.0]