解决因为少了/，导致menu菜单路由混乱问题

backend/views/layouts/sidebar.php

@@ -21,11 +21,12 @@ use iron\widgets\Menu;
                 ]
                 ],
                 ['label' => '商品管理', 'url' => '#', 'icon' => 'far fa-archive', 'items' => [
-                    ['label' => '商品列表', 'url' => ['antgoods/goods/index']],
+                    ['label' => '商品列表', 'url' => ['/antgoods/goods/index']],
+                    ['label' => '商品分类', 'url' => ['/antgoods/category/index']],
                 ]
                 ],
                 ['label' => '订单管理', 'url' => '#', 'icon' => 'far fa-list-alt', 'items' => [
-                    ['label' => '订单列表', 'url' => ['order/index', 'tag' => 'new']],
+                    ['label' => '订单列表', 'url' => ['/order/index', 'tag' => 'new']],
                 ]
                 ],