adding trigger

Author: Benjin

.github/workflows/trigger-pr-build.yml

@@ -0,0 +1,19 @@
+name: Trigger Pull Request Build
+
+on:
+  pull_request:
+    types: [opened, synchronize]
+
+jobs:
+  trigger-pull-request-build:
+    runs-on: ubuntu-latest
+    steps:
+    - name: 'Print triggering branch name'
+    run: echo "GITHUB_REF_NAME IS $GITHUB_REF_NAME"
+
+        - uses: Azure/[email protected]
+      with:
+        azure-devops-project-url: 'https://dev.azure.com/msdata/SQLToolsAndLibraries'
+        azure-pipeline-name: 'VSCode MSSQL - Buddy' # name of the Azure pipeline to be triggered
+        azure-devops-token: '${{ secrets.VSCODE_MSSQL_PR_TRIGGER_TOKEN }}'
+        azure-pipeline-variables: '{"githubBranch": "${{ github.ref_name }}"}' # pass branch name to pipeline