Fix Analyzers build race condition and sync unofficial pipeline

eng/pipelines/azure-pipelines-unofficial.yml

@@ -45,7 +45,7 @@ extends:
     sdl:
       sourceAnalysisPool:
         name: NetCore1ESPool-Internal
-        image: windows.vs2022preview.amd64
+        image: windows.vs2026preview.scout.amd64
         os: windows
     containers:
       linux_x64:
@@ -135,7 +135,7 @@ extends:
 
             pool:
               name: NetCore1ESPool-Internal
-              image: windows.vs2022preview.amd64
+              image: windows.vs2026preview.scout.amd64
               os: windows
 
             variables:
@@ -162,6 +162,40 @@ extends:
                   script: |
                     Get-ChildItem -Path "$(Build.SourcesDirectory)\artifacts\packages" -File -Recurse | Select-Object FullName, @{Name="Size(MB)";Expression={[math]::Round($_.Length/1MB,2)}} | Format-Table -AutoSize
 
+              - task: NodeTool@0
+                displayName: 🟣Install node.js
+                inputs:
+                  versionSpec: '20.x'
+
+              - task: npmAuthenticate@0
+                displayName: 🟣NPM authenticate
+                inputs:
+                  workingFile: $(Build.SourcesDirectory)\.npmrc
+
+              - task: PowerShell@2
+                displayName: 🟣Set .npmrc environment
+                inputs:
+                  targetType: 'inline'
+                  script: Write-Host "##vso[task.setvariable variable=NPM_CONFIG_USERCONFIG]$(Build.SourcesDirectory)\.npmrc"
+
+              - task: PowerShell@2
+                displayName: 🟣Install yarn
+                inputs:
+                  targetType: 'inline'
+                  script: |
+                    npm install -g yarn@1.22.22
+                    yarn --version
+                  workingDirectory: '$(Build.SourcesDirectory)'
+
+              - task: PowerShell@2
+                displayName: 🟣Install vsce
+                inputs:
+                  targetType: 'inline'
+                  script: |
+                    npm install -g @vscode/vsce@3.7.1
+                    vsce --version
+                  workingDirectory: '$(Build.SourcesDirectory)'
+
               - template: /eng/pipelines/templates/BuildAndTest.yml
                 parameters:
                   dotnetScript: $(Build.SourcesDirectory)/dotnet.cmd

src/Aspire.Hosting.AppHost/Aspire.Hosting.AppHost.csproj

@@ -35,7 +35,9 @@
 
   <ItemGroup>
     <!-- Reference the analyzer to ensure it's built but don't reference its output -->
-    <ProjectReference Include="..\Aspire.Hosting.Analyzers\Aspire.Hosting.Analyzers.csproj" ReferenceOutputAssembly="false" Private="true" />
+    <ProjectReference Include="..\Aspire.Hosting.Analyzers\Aspire.Hosting.Analyzers.csproj" ReferenceOutputAssembly="false" Private="true"
+                    SetTargetFramework="TargetFramework=netstandard2.0"
+                    GlobalPropertiesToRemove="RuntimeIdentifier;PlatformTarget;SelfContained" />
     <!-- Reference the tasks project to ensure it's built/restored but don't reference its output -->
     <ProjectReference Include="..\Aspire.Hosting.Tasks\Aspire.Hosting.Tasks.csproj" ReferenceOutputAssembly="false" Private="true" />
   </ItemGroup>
@@ -45,7 +47,9 @@
     <BeforePack>$(BeforePack);IncludeAnalyzerInPackage;IncludeTasksInPackage</BeforePack>
   </PropertyGroup>
   <Target Name="IncludeAnalyzerInPackage">
-    <MSBuild Projects="..\Aspire.Hosting.Analyzers\Aspire.Hosting.Analyzers.csproj" Targets="GetTargetPath">
+    <MSBuild Projects="..\Aspire.Hosting.Analyzers\Aspire.Hosting.Analyzers.csproj" Targets="GetTargetPath"
+            Properties="TargetFramework=netstandard2.0"
+            RemoveProperties="RuntimeIdentifier;PlatformTarget;SelfContained">
       <Output TaskParameter="TargetOutputs" PropertyName="AspireHostingAnalyzerFile" />
     </MSBuild>