Add task to rename vsix with build number

Author: laurentkempe

azure-pipelines.yml

@@ -52,6 +52,13 @@ steps:
     targetFolder: '$(Build.ArtifactStagingDirectory)'
     flattenFolders: true
 
+- task: PowerShell@2
+  displayName: 'Rename Build Artifacts'
+  inputs:
+    targetType: 'inline'
+    script: 'Get-ChildItem ./*.vsix -Recurse | Rename-Item -NewName {$_.basename + "_" + $env:BUILD_BUILDNUMBER + $_.extension }'
+    workingDirectory: '$(Build.ArtifactStagingDirectory)'
+
 - task: PublishBuildArtifacts@1
   inputs:
     pathtoPublish: '$(Build.ArtifactStagingDirectory)'