code: def test_serves_domain_frontend() -> None:
      title_str = "PyGrid"
      url = f"http://{HOST_IP}:{DOMAIN_PORT}"
      result = requests.get(url)
      assert result.status_code == 200
      assert title_str in result.text
  
imports: import os
  import pytest
  import requests
label_desc: Use image node_id 1 for calling a global function with example usage: test_serves_domain_frontend() without return types