text: import logging
  
  from homeassistant import config_entries
  
  _LOGGER = logging.getLogger(__name__)
  
  
  @config_entries.HANDLERS.register("cupertino")
  class FontawesomeConfigFlow(config_entries.ConfigFlow):
      async def async_step_user(self, user_input=None):
          if self._async_current_entries():
              return self.async_abort(reason="single_instance_allowed")
          return self.async_create_entry(title="", data={})
  