version: '3.8'

services:
  app:
    build: .
    container_name: waiting_app
    restart: always
    environment:
      - DATABASE_URL=postgresql://user:password@db:5432/waiting_db
      - REDIS_URL=redis://redis:6379/0
      # Add other ENV vars here
    depends_on:
      - db
      - redis
    volumes:
      - ./static:/app/static # Share static files for local dev if needed, or for Nginx to access if shared volume
    networks:
      - waiting_network

  db:
    image: postgres:15-alpine
    container_name: waiting_db
    restart: always
    environment:
      - POSTGRES_USER=user
      - POSTGRES_PASSWORD=password
      - POSTGRES_DB=waiting_db
    volumes:
      - postgres_data:/var/lib/postgresql/data
    networks:
      - waiting_network
    # performance tuning
    command: postgres -c 'max_connections=500' -c 'shared_buffers=256MB'

  redis:
    image: redis:7-alpine
    container_name: waiting_redis
    restart: always
    networks:
      - waiting_network

  nginx:
    image: nginx:alpine
    container_name: waiting_nginx
    restart: always
    ports:
      - "80:80"
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf:ro
      - ./static:/app/static:ro # Mount static files so Nginx can serve them directly
    depends_on:
      - app
    networks:
      - waiting_network

networks:
  waiting_network:
    driver: bridge

volumes:
  postgres_data: