Docker Compose для Django + Gunicorn + Celery + Celery Beat + Redis + PostgreSQL

# docker-compose.yml
version: '3.8'

services:
  web:
    build: .
    container_name: django_web
    restart: always
    command: gunicorn config.wsgi:application --bind 0.0.0.0:8000 --workers 3
    volumes:
      - ./:/app
      - static_volume:/app/staticfiles
      - media_volume:/app/media
    environment:
      - DATABASE_URL=postgres://django_user:DjangoSecretPass2026!@db:5432/django_prod
      - CELERY_BROKER_URL=redis://redis:6379/0
    depends_on:
      - db
      - redis
    networks:
      - django_net

  celery_worker:
    build: .
    container_name: django_celery_worker
    restart: always
    command: celery -A config worker -l info
    volumes:
      - ./:/app
    environment:
      - DATABASE_URL=postgres://django_user:DjangoSecretPass2026!@db:5432/django_prod
      - CELERY_BROKER_URL=redis://redis:6379/0
    depends_on:
      - redis
      - db
    networks:
      - django_net

  celery_beat:
    build: .
    container_name: django_celery_beat
    restart: always
    command: celery -A config beat -l info
    volumes:
      - ./:/app
    environment:
      - DATABASE_URL=postgres://django_user:DjangoSecretPass2026!@db:5432/django_prod
      - CELERY_BROKER_URL=redis://redis:6379/0
    depends_on:
      - redis
    networks:
      - django_net

  db:
    image: postgres:16-alpine
    container_name: django_postgres
    restart: always
    environment:
      POSTGRES_DB: django_prod
      POSTGRES_USER: django_user
      POSTGRES_PASSWORD: DjangoSecretPass2026!
    volumes:
      - postgres_data:/var/lib/postgresql/data
    networks:
      - django_net

  redis:
    image: redis:7-alpine
    container_name: django_redis
    restart: always
    networks:
      - django_net

  nginx:
    image: nginx:alpine
    container_name: django_nginx
    restart: always
    ports:
      - "80:80"
    volumes:
      - ./nginx.conf:/etc/nginx/conf.d/default.conf:ro
      - static_volume:/app/staticfiles:ro
      - media_volume:/app/media:ro
    depends_on:
      - web
    networks:
      - django_net

networks:
  django_net:
    driver: bridge

volumes:
  postgres_data:
  static_volume:
  media_volume: