Improved error message when consuming from Uno projects with mismatched TFMs

Author: Arlodotexe

MultiTarget/WinUI.Extra.props

@@ -13,6 +13,13 @@
     <TargetPlatformVersion>10.0.19041.0</TargetPlatformVersion>
   </PropertyGroup>
 
+  <!-- Workaround, improved error message when consuming from Uno projects with mismatched TFMs -->
+  <!-- See https://github.com/CommunityToolkit/Windows/issues/388 -->
+  <ItemGroup>
+    <None PackagePath="lib/net8.0-windows10.0.18362" Include="$(MSBuildThisFileDirectory)/_._" Pack="true" />
+    <None PackagePath="lib/net7.0-windows10.0.18362" Include="$(MSBuildThisFileDirectory)/_._" Pack="true" />
+  </ItemGroup>
+
   <PropertyGroup Condition="'$(IsWinAppSdk)' == 'true'">
     <!-- See https://github.com/microsoft/WindowsAppSDK/issues/3842 -->
     <UseRidGraph>true</UseRidGraph>