fix：增加一个全部分类接口

application/api/controller/Category.php

@@ -25,4 +25,15 @@ class Category extends Base
 
         $this->success('获取成功', $list);
     }
+
+    //  查询所有分类
+    public function getCategoryList()
+    {       
+        $categoryList = CategoryModel::field('id,pid,name,image')
+        ->order('weigh asc,id asc')
+        ->where('status',StatusEnum::ENABLED)
+        ->select();
+       
+        $this->success('获取成功', $categoryList);
+    }
 }