Mongo + NodeJS

docker-compose.yaml

version: '3'
services:
  app:
    container_name: app
    restart: always
    build: .
    ports:
      - '80:3000'
    links:
      - mongodb
  mongodb:
    image: mongo:3.4
    container_name: mongodb
    environment:
      - MONGO_DATA_DIR=/data/db 
    volumes:
      - ./data:/data/db
    ports:
      - '27017:27017'