Build

Prepare `[AttachedBindableProperty<T>]` and `[BindableProperty]` for … #1829

Job	Run time
Build Sample App using Latest .NET SDK (windows-latest)	11m 38s
Build Sample App using Latest .NET SDK (macos-26)	24m 55s
Build Library (windows-latest)	10m 36s
Build Library (macos-26)	6m 48s
sign	1m 3s
release-main	15s
release-nuget	0s
	55m 15s

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