Merge pull request #126 from IABTechLab/ian-UID2-4254-promotion-auto-pr

promotion auto pr

.github/workflows/shared-promote-auto-pr.yaml

@@ -0,0 +1,34 @@
+name: Create Deployment Pull Request
+on:
+  workflow_call:
+jobs:
+  create_pr:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Create Pull Request
+        run: |
+          echo "branch ${{ github.ref }} was pushed to"
+          if [ ${{ github.ref }} == "refs/heads/main" ]; then
+            base="test"
+          elif [ ${{ github.ref }} == "refs/heads/test" ]; then
+            base="integ"
+          elif [ ${{ github.ref }} == "refs/heads/integ" ]; then
+            base="prod"
+          else
+            exit 0
+          fi
+          echo "promotion is to ${base}"
+          
+          # Check if a PR already exists
+          existing_pr=$(gh pr list --base ${base} --head main --state open --json number --jq '.[0].number')
+
+          if [ -z "$existing_pr" ]; then
+            echo "No existing PR found. Creating a new PR."
+            gh pr create --base ${base} --head main --title "PR from main to ${base}" --body "Automated PR from main to ${base} branch"
+          else
+            echo "PR already exists: #$existing_pr"
+          fi
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}