docker-compose.dev.yml

version: '3.7'

services: 

  app:
    build:
      context: .
      target: dev
      args:
        - NODE_ENV=development
    ports:
      - 7000:3000
    volumes:
      # src
      - .:/opt/node/app:delegated
      # package.json
      - ./package.json:/opt/node/package.json
      # yarn.lock
      - ./package-lock.json:/opt/node/yarn.lock
      # unused
      - /opt/node/app/node_modules
    env_file:
      - .env.dev