on: [pull_request]
jobs:
  lint-commits:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
        with:
          fetch-depth: 0
      - run: npm install --save-dev @commitlint/{cli,config-conventional}
      - run: |
          echo "module.exports = { extends: ['@commitlint/config-conventional'] };" > commitlint.config.js
      - run: npx commitlint --from HEAD~1 --to HEAD --verbose