微调

app/Admin/Controllers/Category/IndexController.php

@@ -107,8 +107,8 @@ class IndexController extends AdminController
                           })->pluck('title', 'id');
                       })->help('当分类类型是文章详情的时候需要选择关联文章');
              })
-             ->required()
-             ->rules('required');
+             ->required();
+        
         $form->textarea('description', '分类简介')->rows(4)->rules('nullable');
         $form->image('cover', '封面')
              ->move('images/' . date('Y/m/d'))