code: def _add_crud(self, model_data, object_type, results):
          
          model = model_registry.get_model(model_data['name'])
          field_name = model_data.get('field')
          verbose_name = model_data.get('verbose_name', model.Meta.verbose_name_plural)
          category = model_data.get('category', settings.DEFAULT_OBJECT_CATEGORY_NAME)
          wf_dict = {"text": verbose_name,
                     "wf": model_data.get('wf', "crud"),
                     "model": model_data['name'],
                     "kategori": category}
          if field_name:
              wf_dict['param'] = field_name
          results[object_type].append(wf_dict)
          self._add_to_quick_menu(wf_dict['model'], wf_dict)
docs: Creates a menu entry for given model data.
          Updates results in place.
  
          Args:
              model_data: Model data.
              object_type: Relation name.
              results: Results dict.