ci(commitlint): add commitlint to github actions

.github/workflows/ci.yml

@@ -43,6 +43,15 @@ jobs:
         env:
           COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}
 
+  commitlint:
+    if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - uses: wagoid/commitlint-github-action@v2
+
   release:
     if: ${{ github.ref == 'refs/heads/master' && github.event_name == 'push' }}
     needs: build