code: def register(
              self,
              app: 'Quart',
              first_registration: bool,
              *,
              url_prefix: Optional[str]=None,
      ) -> None:
          
          state = self.make_setup_state(app, first_registration, url_prefix=url_prefix)
  
          if self.has_static_folder:
              state.add_url_rule(
                  self.static_url_path + '/<path:filename>',
                  view_func=self.send_static_file, endpoint='static',
              )
  
          for func in self.deferred_functions:
              func(state)
docs: Register this blueprint on the app given.