version: '3.8'

services:
  frontend:
    image: nginx:alpine
    ports:
      - "8080:80"
    volumes:
      - ./frontend:/usr/share/nginx/html
    depends_on:
      - backend

  backend:
    build: 
      context: ./backend
      dockerfile: Dockerfile
    ports:
      - "4000:4000"
    environment:
      - NODE_ENV=production
      - PORT=4000
      - ML_SERVICE_URL=http://ml_service:8000
      - DATABASE_URL=postgresql://postgres:postgres@postgres:5432/screening_room?schema=public
    depends_on:
      postgres:
        condition: service_started
      ml_service:
        condition: service_started

  ml_service:
    build:
      context: ./ml_service
      dockerfile: Dockerfile
    ports:
      - "8000:8000"
    volumes:
      - ./models_bert:/app/models_bert
      - ./models_lstm:/app/models_lstm
      - ./models_ml:/app/models_ml
      - ./data:/app/data

  postgres:
    image: postgres:16-alpine
    environment:
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=postgres
      - POSTGRES_DB=screening_room
    ports:
      - "5432:5432"
    volumes:
      - pgdata:/var/lib/postgresql/data

volumes:
  pgdata: