add

app/admin/controller/Dashboard.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace app\admin\controller;
+
+use app\common\controller\Backend;
+
+class Dashboard extends Backend
+{
+    public function initialize(): void
+    {
+        parent::initialize();
+    }
+
+    public function index(): void
+    {
+        $this->success('', [
+            'remark' => get_route_remark()
+        ]);
+    }
+}