feat: add PR title validation

Author: Sam Harrison

.github/workflows/pr-lint.yml

@@ -0,0 +1,15 @@
+name: Lint PR
+on:
+  pull_request_target:
+    types: [ opened, edited, reopened ]
+
+jobs:
+  validate:
+    name: Validate title
+    runs-on: ubuntu-latest
+    steps:
+      - uses: amannn/action-semantic-pull-request@v4
+        with:
+          types: chore docs fix feat test
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}