Generate SPDX file on build

azure-pipelines.yml

@@ -92,6 +92,25 @@ stages:
                 - script: npm run build
                   displayName: 'Build Toolkit 🏗'
 
+                - task: CopyFiles@2
+                  displayName: 'Copy to Staging 📂'
+                  inputs:
+                      SourceFolder: '$(System.DefaultWorkingDirectory)/dist'
+                      Contents: |
+                          **/*
+                      TargetFolder: '$(Build.ArtifactStagingDirectory)'
+
+                - task: AzureArtifacts.manifest-generator-task.manifest-generator-task.ManifestGeneratorTask@0
+                  displayName: 'Generate Manifest 🧾'
+                  inputs:
+                      BuildDropPath: '$(Build.ArtifactStagingDirectory)'
+                      PackageName: 'Webview UI Toolkit for Visual Studio Code'
+
+                - task: PublishBuildArtifacts@1
+                  displayName: 'Publish Artifacts 📦'
+                  inputs:
+                      ArtifactName: 'drop'
+
           - job: docs
             timeoutInMinutes: 10