[TypeGen]: clear stale manifests when generation becomes empty - #23

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/setup-dotnet@v4, actions/setup-node@v4, actions/setup-python@v5. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Dereference of a possibly null reference.

'AspectServiceProviderExtensions.UseAop(IServiceProvider)' is obsolete: 'Use ConfigureAop() instead. This will be removed in a future version.'

'AspectServiceProviderExtensions.UseAop(IServiceProvider)' is obsolete: 'Use ConfigureAop() instead. This will be removed in a future version.'

Possible null reference argument for parameter 'OutputDir' in 'EmittedFile.EmittedFile(TypeTarget Target, string OutputDir, string FileName, string Content)'.

Possible null reference argument for parameter 'OutputDir' in 'EmittedFile.EmittedFile(TypeTarget Target, string OutputDir, string FileName, string Content)'.

Possible null reference argument for parameter 'OutputDir' in 'EmittedFile.EmittedFile(TypeTarget Target, string OutputDir, string FileName, string Content)'.

Possible null reference argument for parameter 'OutputDir' in 'EmittedFile.EmittedFile(TypeTarget Target, string OutputDir, string FileName, string Content)'.

Converting null literal or possible null value to non-nullable type.

Possible null reference argument for parameter 'result' in 'bool TaskCompletionSource<object>.TrySetResult(object result)'.

Converting null literal or possible null value to non-nullable type.