Add auto-merge workflow for ddrayko PRs with versioned titles

Author: ddrayko

.github/workflows/auto-merge-pr.yml

@@ -0,0 +1,32 @@
+name: Auto-merge PR from ddrayko
+
+on:
+  pull_request_target:
+    types: [opened, edited, synchronize, reopened]
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  auto-merge:
+    if: github.event.pull_request.user.login == 'ddrayko'
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check PR title format
+        id: check_title
+        env:
+          TITLE: ${{ github.event.pull_request.title }}
+        run: |
+          if echo "$TITLE" | grep -qE '^v[0-9]+\.[0-9]+\.[0-9]+$'; then
+            echo "match=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "match=false" >> "$GITHUB_OUTPUT"
+          fi
+
+      - name: Auto-merge
+        if: steps.check_title.outputs.match == 'true'
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          gh pr merge "${{ github.event.pull_request.html_url }}" --merge --auto