dockerfiles/rocketchat/docker-compose.yml

rocketchat:
  image: rocket.chat
  ports:
    - "3000:3000"
  links:
    - mongo:db
  environment:
    - ROOT_URL=http://chat.easypi.pro
  restart: always

mongo:
  image: mongo
  ports:
    - "27017:27017"
  restart: always