docker-compose.yml

# Production Docker Compose configuration
version: '3.9'

services:
  # PostgreSQL Database
  db:
    image: postgres:15-alpine
    container_name: hardword_db
    environment:
      POSTGRES_DB: ${DB_NAME:-hardword}
      POSTGRES_USER: ${DB_USER:-hardword}
      POSTGRES_PASSWORD: ${DB_PASSWORD}
      PGDATA: /var/lib/postgresql/data/pgdata
    volumes:
      - postgres_data:/var/lib/postgresql/data
    ports:
      - "5432:5432"
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${DB_USER:-hardword}"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 10s
    restart: unless-stopped
    networks:
      - hardword_network

  # Redis Cache & Message Broker
  redis:
    image: redis:7-alpine
    container_name: hardword_redis
    command: redis-server --appendonly yes --requirepass ${REDIS_PASSWORD}
    volumes:
      - redis_data:/data
    ports:
      - "6379:6379"
    healthcheck:
      test: ["CMD", "redis-cli", "--raw", "incr", "ping"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 5s
    restart: unless-stopped
    networks:
      - hardword_network

  # Django Backend
  backend:
    build:
      context: ./backend
      dockerfile: Dockerfile
    container_name: hardword_backend
    command: gunicorn config.wsgi:application --bind 0.0.0.0:8000 --workers 4 --timeout 120 --access-logfile - --error-logfile -
    volumes:
      - media_data:/app/media
      - static_data:/app/staticfiles
      - backend_logs:/app/logs
    environment:
      - DATABASE_URL=postgresql://${DB_USER}:${DB_PASSWORD}@db:5432/${DB_NAME}
      - REDIS_URL=redis://:${REDIS_PASSWORD}@redis:6379/0
      - CELERY_BROKER_URL=redis://:${REDIS_PASSWORD}@redis:6379/0
      - CELERY_RESULT_BACKEND=redis://:${REDIS_PASSWORD}@redis:6379/0
      - DJANGO_SETTINGS_MODULE=config.settings.production
      - SECRET_KEY=${SECRET_KEY}
      - DEBUG=False
      - ALLOWED_HOSTS=${ALLOWED_HOSTS:-localhost,127.0.0.1}
      - GROQ_API_KEY=${GROQ_API_KEY}
      - WHISPER_MODEL=${WHISPER_MODEL:-base}
    depends_on:
      db:
        condition: service_healthy
      redis:
        condition: service_healthy
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8000/api/health/"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s
    restart: unless-stopped
    networks:
      - hardword_network

  # Celery Worker
  celery:
    build:
      context: ./backend
      dockerfile: Dockerfile
    container_name: hardword_celery
    command: celery -A config worker --loglevel=info --concurrency=4
    volumes:
      - media_data:/app/media
      - celery_logs:/app/logs
    environment:
      - DATABASE_URL=postgresql://${DB_USER}:${DB_PASSWORD}@db:5432/${DB_NAME}
      - REDIS_URL=redis://:${REDIS_PASSWORD}@redis:6379/0
      - CELERY_BROKER_URL=redis://:${REDIS_PASSWORD}@redis:6379/0
      - CELERY_RESULT_BACKEND=redis://:${REDIS_PASSWORD}@redis:6379/0
      - DJANGO_SETTINGS_MODULE=config.settings.production
      - SECRET_KEY=${SECRET_KEY}
      - DEBUG=False
      - GROQ_API_KEY=${GROQ_API_KEY}
      - WHISPER_MODEL=${WHISPER_MODEL:-base}
    depends_on:
      - backend
      - redis
    healthcheck:
      test: ["CMD-SHELL", "celery -A config inspect ping"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 30s
    restart: unless-stopped
    networks:
      - hardword_network

  # React Frontend
  frontend:
    build:
      context: ./frontend
      dockerfile: Dockerfile
    container_name: hardword_frontend
    depends_on:
      - backend
    healthcheck:
      test: ["CMD", "wget", "--quiet", "--tries=1", "--spider", "http://localhost:80/health"]
      interval: 30s
      timeout: 3s
      retries: 3
      start_period: 10s
    restart: unless-stopped
    networks:
      - hardword_network

  # Nginx Reverse Proxy
  nginx:
    image: nginx:alpine
    container_name: hardword_nginx
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - ./docker/nginx-proxy.conf:/etc/nginx/conf.d/default.conf:ro
      - static_data:/app/staticfiles:ro
      - media_data:/app/media:ro
      - nginx_logs:/var/log/nginx
    depends_on:
      - backend
      - frontend
    healthcheck:
      test: ["CMD", "wget", "--quiet", "--tries=1", "--spider", "http://localhost/health/"]
      interval: 30s
      timeout: 3s
      retries: 3
      start_period: 10s
    restart: unless-stopped
    networks:
      - hardword_network

# Named volumes for data persistence
volumes:
  postgres_data:
    name: hardword_postgres_data
  redis_data:
    name: hardword_redis_data
  media_data:
    name: hardword_media_data
  static_data:
    name: hardword_static_data
  backend_logs:
    name: hardword_backend_logs
  celery_logs:
    name: hardword_celery_logs
  nginx_logs:
    name: hardword_nginx_logs

# Custom network
networks:
  hardword_network:
    name: hardword_network
    driver: bridge