game-box/application/demo/config/admin.php

<?php
/**
 * 超级管理员管理菜单
 */
return [
    [
        'name' => '名称',
        'icon' => '图标',
        'menu' => [
            ['name' =>'管理列表','url'=> url('demo/admin.index/index')],
        ]
    ]
];