feat: 移除服务台模块，更新管理员导航以重定向至菜单权限页面

src/app/admin/(shell)/menu-permissions/page.tsx

@@ -0,0 +1,19 @@
+import { ModuleScaffold } from "@/components/admin/module-scaffold";
+import { MenuPermissionsConsole } from "@/modules/menu-permissions/menu-permissions-console";
+import { menuPermissionsModuleMeta } from "@/modules/menu-permissions/meta";
+import type { Metadata } from "next";
+
+export const metadata: Metadata = {
+  title: menuPermissionsModuleMeta.title,
+};
+
+export default function AdminMenuPermissionsPage() {
+  return (
+    <ModuleScaffold className="w-full max-w-none">
+      <div className="mb-8">
+        <h1 className="text-2xl font-semibold tracking-tight">{menuPermissionsModuleMeta.title}</h1>
+      </div>
+      <MenuPermissionsConsole />
+    </ModuleScaffold>
+  );
+}

src/app/admin/(shell)/service-desk/page.tsx

@@ -1,19 +0,0 @@
-import { ModuleScaffold } from "@/components/admin/module-scaffold";
-import { ServiceDeskConsole } from "@/modules/service-desk/service-desk-console";
-import { serviceDeskModuleMeta } from "@/modules/service-desk/meta";
-import type { Metadata } from "next";
-
-export const metadata: Metadata = {
-  title: serviceDeskModuleMeta.title,
-};
-
-export default function AdminServiceDeskPage() {
-  return (
-    <ModuleScaffold className="w-full max-w-none">
-      <div className="mb-8">
-        <h1 className="text-2xl font-semibold tracking-tight">{serviceDeskModuleMeta.title}</h1>
-      </div>
-      <ServiceDeskConsole />
-    </ModuleScaffold>
-  );
-}