[WinUI][.NET 8] Class Library build failed with a warning NETSDK1206

[XamlTest]

Describe the bug

There is a warning after build Class Library (WinUI 3 in Desktop) project successfully with .NET 8.0.100-preview.6.23330.14.

Warning NETSDK1206: Found version-specific or distribution-specific runtime identifier(s): win10-arm64, win10-x64, win10-x86. Affected libraries: Microsoft.WindowsAppSDK. In .NET 8.0 and higher, assets for version-specific and distribution-specific runtime identifiers will not be found by default. See https://aka.ms/dotnet/rid-usage for details.

Steps to reproduce the bug

Environment:
OS Version: Win11x64 & Win11-ARM64
VS Build: 17.7.0 Preview 3.0 [33901.74.d17.7]
.NET Version: .NET 8.0.100-preview.6.23330.14

More info:
This issue does not reproduce on .NET 6.

Repro Steps:

1. Make sure .NET SDK(Preview) and .NET 8.0 Runtime are installed from installer.
2. Add dotnet 8 feed: https://pkgs.dev.azure.com/dnceng/public/_packaging/8.0.100-preview.6.23330.14-shipping/nuget/v3/index.json
3. Create a Class Library (WinUI 3 in Desktop) project.
4. Update the TargetFramework to <TargetFramework>net8.0-windows10.0.19041.0</TargetFramework>
5. Save and Build

Expected Result:
Build successfully without error.

Actual Result:
There is a warning: NETSDK1206

Expected behavior

No response

Screenshots

No response

NuGet package version

WinUI 3 - Windows App SDK 1.3.2: 1.3.230602002

Windows version

Windows 11 (22H2): Build 22621

Additional context

No response

[michael-hawker]

Is #8801 related?

[Scottj1s]

Windows App SDK 1.4.4 will be released shortly and includes support for portable RIDs, so the UseRidGraph workaround will no longer be necessary.

[XamlTest]

We tried on the latest VS(17.10 Preview 3) and latest Windows App SDK(1.5.240311000), the issue still repro with below steps:

1. Create Class Library (WinUI 3 in Desktop).
2. Build.

Actual: There is a Warning NETSDK1206.

[molesmoke]

Still seeing this in v1.5.240428000

[jeremy-visionaid]

Still present in v1.5.240607001