freeCodeCamp/docker-compose.yml

# Docker Compose file for FreeCodeCamp
#
# Bootstrap with:
#   docker-compose run --rm server npm install
#   docker-compose run --rm server npm run only-once
#
# Run with:
#   docker-compose up
#
version: "2"
services:
    db:
        image: mongo:3.2.6

    server:
        image: node:8.9.0
        depends_on:
            - db
        environment:
            - MONGOHQ_URL=mongodb://db:27017/freecodecamp
        volumes:
            - .:/fcc
        working_dir: /fcc
        command:
            - npm
            - start
        ports:
            - "3000:3000" # Change port if needed