new_contents: from pytest import fixture
  from selenium.webdriver.chrome.options import Options
  
  from dash_app import app
  
  
  def pytest_setup_options():
      options = Options()
      options.add_argument('--disable-gpu')
      options.add_argument('--headless')
      options.add_argument("--no-sandbox")
      options.add_argument("--disable-extensions")
  
      return options
  
  
  @fixture
  def test_app(dash_duo):
  
      dash_duo.start_server(app)
  
      yield dash_duo
  
subject: Add conftest for UI testing