Maybe/.devcontainer/docker-compose.yml

version: "3"

services:
  app:
    build:
      context: ..
      dockerfile: .devcontainer/Dockerfile

    volumes:
      - ..:/workspace:cached
      - bundle_cache:/bundle

    ports:
      - "3000:3000"

    command: sleep infinity

    environment:
      DB_HOST: db
      HOST: "0.0.0.0"

    depends_on:
      - db
      - redis

  redis:
    image: redis:latest
    ports:
      - "6379:6379"

  db:
    image: postgres:latest
    restart: unless-stopped
    volumes:
      - postgres-data:/var/lib/postgresql/data
    environment:
      POSTGRES_USER: postgres
      POSTGRES_DB: postgres
      POSTGRES_PASSWORD: postgres
    ports:
      - "5432:5432"

volumes:
  postgres-data:
  bundle_cache: