services:
  postgres:
    image: postgres:18-alpine3.22
    restart: always
    ports:
     - "5432:5432"
    environment:
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
      POSTGRES_DB: ${POSTGRES_DB}
    volumes:
      - postgres:/var/lib/postgresql/data
    networks:
      - backend

  backend:
    build: .
    ports:
      - "8000:8000"
    environment:
      - POSTGRES_USER=${POSTGRES_USER}
      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
      - POSTGRES_DB=${POSTGRES_DB}
      - POSTGRES_HOST=${POSTGRES_HOST}
      - POSTGRES_PORT=${POSTGRES_PORT}
    depends_on:
      - postgres
    networks:
      - backend

volumes:
  postgres:
    driver: local

networks:
  backend:
    driver: bridge