CI/CD cheat sheet

Every commit is built and tested automatically

Every green build is deployable / deployed

Pipeline fails on test failure, coverage drop or security finding

Fast unit + API checks on PR, full regression nightly

on: [pull_request]
jobs:
 test:
  strategy: { matrix: { shard: [1,2,3,4] } }
  steps:
   - uses: actions/checkout@v4
   - run: npm ci
   - run: npx playwright test --shard=${{ matrix.shard }}/4

- uses: actions/upload-artifact@v4
  with: { name: report, path: playwright-report }