services:
  postgres:
    build: .
    container_name: postgres
    restart: always
    volumes:
      - postgres_data:/var/lib/postgresql/data
    environment:
      POSTGRES_USER: admin
      POSTGRES_PASSWORD: ${POSTGRES_ADMIN_PASSWORD}
    ports:
      - "5432:5432"
    networks:
      - default
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U admin"]
      interval: 5s
      timeout: 5s
      retries: 5

volumes:
  postgres_data:
    driver: local