GitHub Actions: CI/CD Integrado en tu Repositorio

GitHub Actions es la plataforma de CI/CD mas popular en 2025, especialmente en el ecosistema open source y startups de LATAM. Permite automatizar builds, tests, deploys y cualquier workflow directamente desde tu repositorio.

# .github/workflows/ci-cd.yml
name: CI/CD Pipeline
on:
  push:
    branches: [main, develop]
  pull_request:
    branches: [main]

jobs:
  test:
    runs-on: ubuntu-latest
    services:
      postgres:
        image: postgres:16
        env:
          POSTGRES_DB: test_db
          POSTGRES_USER: test
          POSTGRES_PASSWORD: test
        ports: ['5432:5432']
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: 'npm'
      - run: npm ci
      - run: npm run lint
      - run: npm run test -- --coverage
      - run: npm run build
      - uses: actions/upload-artifact@v4
        with:
          name: coverage
          path: coverage/

  deploy:
    needs: test
    if: github.ref == 'refs/heads/main'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Deploy to production
        run: |
          echo 'Deploying to production...'
          # ssh, rsync, or cloud CLI deploy

En la siguiente leccion veremos estrategias avanzadas de deployment.