CmdPal: Don't trim the template proj in debug builds (#39463)

This saves a LOT of compilation time

src/modules/cmdpal/ExtensionTemplate/TemplateCmdPalExtension/TemplateCmdPalExtension/TemplateCmdPalExtension.csproj

@@ -56,13 +56,35 @@
   </PropertyGroup>
 
   <PropertyGroup>
+    <PublishSingleFile>true</PublishSingleFile>
     <IsAotCompatible>true</IsAotCompatible>
+
     <CsWinRTAotOptimizerEnabled>true</CsWinRTAotOptimizerEnabled>
     <CsWinRTAotWarningLevel>2</CsWinRTAotWarningLevel>
     <!-- Suppress DynamicallyAccessedMemberTypes.PublicParameterlessConstructor in fallback code path of Windows SDK projection -->
-    <WarningsNotAsErrors>IL2081</WarningsNotAsErrors>
+    <WarningsNotAsErrors>IL2081;$(WarningsNotAsErrors)</WarningsNotAsErrors>
+
+    <!-- When publishing trimmed, make sure to treat trimming warnings as build errors -->
+    <ILLinkTreatWarningsAsErrors>true</ILLinkTreatWarningsAsErrors>
 
-    <PublishTrimmed>true</PublishTrimmed>
-    <PublishSingleFile>true</PublishSingleFile>
   </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)'=='Debug'">
+    <!-- In Debug builds, trimming is disabled by default, but all the trim & 
+         AOT warnings are enabled. This gives debug builds a tighter inner loop,
+         while at least warning about future trim violations -->
+    <PublishTrimmed>false</PublishTrimmed>
+    
+    <EnableTrimAnalyzer>true</EnableTrimAnalyzer>
+    <EnableSingleFileAnalyzer>true</EnableSingleFileAnalyzer>
+    <EnableAotAnalyzer>true</EnableAotAnalyzer>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)'!='Debug'">
+    <!-- In Release builds, trimming is enabled by default. 
+         feel free to disable this if needed -->
+    <PublishTrimmed>true</PublishTrimmed>
+  </PropertyGroup>
+
+
 </Project>