admin init command

kernel/modules/menu/MenuModule.php

@@ -3,12 +3,32 @@
 namespace kernel\modules\menu;
 
 use kernel\Module;
+use kernel\modules\menu\service\MenuService;
 
 class MenuModule extends Module
 {
 
-    public function init()
+    public MenuService $menuService;
+    public function __construct()
     {
-        // TODO: Implement init() method.
+        $this->menuService = new MenuService();
+    }
+
+    /**
+     * @throws \Exception
+     */
+    public function init(): void
+    {
+        $this->menuService->createItem([
+            "label" => "Меню",
+            "url" => "/admin/settings/menu",
+            "slug" => "menu",
+            "parent_slug" => "settings"
+        ]);
+    }
+
+    public function deactivate(): void
+    {
+        $this->menuService->removeItemBySlug("menu");
     }
 }