docker-compose.yml

# docker-compose.yml
version: "3"
services:
  db:
    image: postgres:11
    ports:
      - "5433:5432"
    environment:
      POSTGRES_PASSWORD: docker
    volumes:
      - .:/usr/app

  backend:
    build: ./back
    depends_on:
      - db
    links:
      - db
    ports:
      - "3001:3001"
    volumes:
      - .:/usr/app

  frontend:
    build: ./front
    depends_on:
      - backend
    links:
      - backend
    ports:
      - "3000:3000"
    volumes:
      - .:/usr/app