fix issue

.pipelines/v2/templates/job-build-project.yml

@@ -129,7 +129,7 @@ jobs:
       MSBuildMainBuildTargets: Build
     ${{ insert }}: ${{ parameters.variables }}
     ${{ if eq(parameters.useLatestWinAppSDK, true) }}:
-      RestoreAdditionalProjectSourcesArg: '/p:RestoreAdditionalProjectSources="$(Build.SourcesDirectory)\localpackages\NugetPackages"'
+      RestoreAdditionalProjectSourcesArg: '/p:RestoreAdditionalProjectSources="$(Build.SourcesDirectory)\localpackages\NugetPackages" /p:IgnoreExperimentalWarnings=true'
     ${{ else }}:
       RestoreAdditionalProjectSourcesArg: ''
   displayName: Build

Directory.Build.targets

@@ -24,4 +24,8 @@
 
     <MSBuild Projects="$(MSBuildProjectFullPath)" Targets="Restore" Properties="RestoreInProgress=true" BuildInParallel="false" />
   </Target>
+
+  <PropertyGroup Condition="'$(IgnoreExperimentalWarnings)' == 'true'">
+    <NoWarn>$(NoWarn);CS8305;SA1500;CA1852</NoWarn>
+  </PropertyGroup>
 </Project>

src/modules/cmdpal/Microsoft.CmdPal.UI/Controls/WrapPanelCustom/WrapPanel.cs

@@ -8,6 +8,8 @@ using Microsoft.UI.Xaml;
 using Microsoft.UI.Xaml.Controls;
 using Windows.Foundation;
 
+using ToolkitStretchChild = CommunityToolkit.WinUI.Controls.StretchChild;
+
 namespace Microsoft.CmdPal.UI.Controls;
 
 /// <summary>
@@ -177,9 +179,9 @@ public sealed partial class WrapPanel : Panel
     /// <summary>
     /// Gets or sets a value indicating how to arrange child items
     /// </summary>
-    public StretchChild StretchChild
+    public ToolkitStretchChild StretchChild
     {
-        get { return (StretchChild)GetValue(StretchChildProperty); }
+        get { return (ToolkitStretchChild)GetValue(StretchChildProperty); }
         set { SetValue(StretchChildProperty, value); }
     }
 
@@ -190,9 +192,9 @@ public sealed partial class WrapPanel : Panel
     public static readonly DependencyProperty StretchChildProperty =
         DependencyProperty.Register(
             nameof(StretchChild),
-            typeof(StretchChild),
+            typeof(ToolkitStretchChild),
             typeof(WrapPanel),
-            new PropertyMetadata(StretchChild.None, LayoutPropertyChanged));
+            new PropertyMetadata(ToolkitStretchChild.None, LayoutPropertyChanged));
 
     /// <summary>
     /// Identifies the IsFullLine attached dependency property.
@@ -397,7 +399,7 @@ public sealed partial class WrapPanel : Panel
             Arrange(Children[i]);
         }
 
-        Arrange(Children[lastIndex], StretchChild == StretchChild.Last);
+        Arrange(Children[lastIndex], StretchChild == ToolkitStretchChild.Last);
 
         if (currentRow.ChildrenRects.Count > 0)
         {