ci: add PR validation and auto labeling (#237)

Author: chr-hertel

.github/workflows/pipeline.yml

@@ -4,6 +4,10 @@ on: pull_request
 env:
   REQUIRED_PHP_EXTENSIONS: 'mongodb'
 
+permissions:
+  contents: read
+  pull-requests: write
+
 jobs:
   tests:
     runs-on: ubuntu-latest
@@ -42,6 +46,13 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Conventional Commit
+        uses: ytanikin/pr-conventional-commits@1.4.1
+        with:
+          task_types: '["feat", "fix", "docs", "test", "ci", "style", "refactor", "perf", "chore", "revert"]'
+          add_label: 'true'
+          custom_labels: '{"feat": "feature", "fix": "fix", "docs": "documentation", "test": "test", "ci": "CI/CD", "style": "codestyle", "refactor": "refactor", "perf": "performance", "chore": "chore", "revert": "revert"}'
+
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with: