docker-compose.yml

version: '3.8'

services:
  app:
    build: 
      context: .
      dockerfile: Dockerfile
    volumes:
      - ../..:/workspaces:cached

    environment: 
      MONGODB_URI: mongodb://${ENV_DB_USER}:${ENV_DB_PASSWORD}@db:27017/${ENV_DB_DATABASE}?authSource=admin

    # Overrides default command so things don't shut down after the process ends.
    command: sleep infinity

    # Runs app on the same network as the database container, allows "forwardPorts" in devcontainer.json function.
    network_mode: service:db

    # Use "forwardPorts" in **devcontainer.json** to forward an app port locally. 
    # (Adding the "ports" property to this file will not forward from a Codespace.)

  db:
    image: mongo:latest
    restart: unless-stopped
    volumes:
      - mongodb-data:/data/db

    environment:
      MONGO_INITDB_ROOT_USERNAME: ${ENV_DB_USER}
      MONGO_INITDB_ROOT_PASSWORD: ${ENV_DB_PASSWORD}

    # Add "forwardPorts": ["27017"] to **devcontainer.json** to forward MongoDB locally.
    # (Adding the "ports" property to this file will not forward from a Codespace.)

  redis:
    image: redis
    restart: unless-stopped

volumes:
  mongodb-data: