update

app/api/controller/User.php

@@ -391,10 +391,18 @@ class User extends Controller
 
       public function maintenance()
     {
-        $storeId = request()->header()['storeid'];
-        $list = Db::table('yoshop_maintenance')->where('store_id', $storeId)->field('name,id')->where('status',1)->select();
+         $storeId = request()->header()['storeid'];
+        $list = Db::table('yoshop_maintenance')
+        ->where(['store_id' => $storeId, 'status' => 1, 'parent_id' => 0])
+        ->field('id','name')
+        ->select()
+        ->toArray();
         foreach ($list as &$item) {
-            $list['tags'] = Db::table('yoshop_maintenance')->field('name,id,parent_id')->where('parent_id', $item['id'])->where('status',1)->select();
+            $item['tags'] = Db::table('yoshop_maintenance')
+            ->field('name,id,url')
+            ->where(['parent_id' => $item['id']])
+            ->select()
+            ->toArray();
         }
         return $this->renderSuccess($list);
     }