docker-compose-production.yml

version: "2.1"

services:
  db:
    image: mongo:latest
    restart: unless-stopped
    networks:
      - backend
    volumes:
      - ./db:/data/
      
  urlshortener:
    image: paolini/url-shortener:latest
    restart: unless-stopped
    environment: 
      - MONGODB_URI=mongodb://db/url
    networks:
      - backend
    ports:
      - 3000:3000

networks:
  backend:
#  web:
#    external: true