Demostration docker-compose.yml file for a project with a Frontend + Backend+ Database setup to make local development easier

frontend-backend-database-compose.yml

services:
  db:
    image: mongo:4.0-xenial
    ports:
      - 27017:27017
    volumes:
      - vidly:/data/db

  api:
    build: ./backend
    ports:
      - 3001:3001
    environment:
      DB_URL: mongodb://db/vidly
    command: ./wait-for db:27017 && npm run db:up && npm start

  web:
    build: ./frontend
    ports:
      - 3000:3000
    depends_on:
      - api
  
volumes:
  vidly: