Docker and Docker Compose examples

docker-compose1.yml

version: '2'
services:
  web:
    image: yurifl/node
    command: npm run dev
    working_dir: /app
    ports:
    - 8080:8080
    - 9876:9876
    volumes:
      - ./:/app
      - node_modules:/app/node_modules

volumes:
  node_modules:
    external: true

docker-compose2.yml

version: '2'
services:
  web:
    image: yurifl/node
    command: npm run dev
    working_dir: /app
    ports:
    - 8080:8080
    - 9876:9876
    volumes:
      - ./:/app
      - node_modules:/app/node_modules
  test:
    image: yurifl/node
    command: npm test
    working_dir: /app
    ports:
    - 8080:8080
    - 9876:9876
    volumes:
      - ./:/app
      - node_modules:/app/node_modules
  coverage:
    image: python:alpine
    ports:
      - 8081:80
    working_dir: /app
    command: python3 -m http.server 80
    volumes:
      - ./test/unit/coverage/lcov-report/:/app

volumes:
  node_modules:
    external: true