docs: def _add_admin_views(self):
          """
              Registers indexview, utilview (back function), babel views and Security views.
          """
          self.indexview = self._check_and_init(self.indexview)
          self.add_view_no_menu(self.indexview)
          self.add_view_no_menu(UtilView())
          self.bm.register_views()
          if self.get_app.config.get('FAB_ADD_SECURITY_VIEWS', True):
              self.sm.register_views()
          if self.get_app.config.get('FAB_ADD_OPENAPI_VIEWS', True):
              self.openapi_manager.register_views()