docker-compose.yml

version: "3"
services:
  app:
    build: .
    ports:
      - "3000:3000"
    environment:
      - MONGO_URL=mongodb://mongo:27017
    depends_on:
      - mongo
  mongo:
    image: mongo
    ports:
      - "27017:27017"
    volumes:
      - mongo_data:/data/db
volumes:
  mongo_data: