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/components/admin/admin-sidebar.tsx

@@ -8,7 +8,6 @@ import { SparklesIcon } from "lucide-react";
 import {
   Sidebar,
   SidebarContent,
-  SidebarFooter,
   SidebarGroup,
   SidebarGroupContent,
   SidebarGroupLabel,
@@ -19,10 +18,7 @@ import {
   SidebarRail,
   SidebarSeparator,
 } from "@/components/ui/sidebar";
-import {
-  adminNavIconBySegment,
-  LogIn,
-} from "@/modules/_config/admin-nav-icons";
+import { adminNavIconBySegment } from "@/modules/_config/admin-nav-icons";
 import { adminNavItemVisible } from "@/lib/admin-nav-visibility";
 import { adminShellNavItems, ADMIN_BASE } from "@/modules/_config/admin-nav";
 import { useAdminProfile } from "@/stores/admin-session";
@@ -94,19 +90,6 @@ export function AdminAppSidebar() {
         </SidebarGroup>
       </SidebarContent>
       <SidebarSeparator />
-      <SidebarFooter className="border-t border-sidebar-border">
-        <SidebarMenu>
-          <SidebarMenuItem>
-            <SidebarMenuButton
-              tooltip="登录"
-              render={<Link href="/admin/login" />}
-            >
-              <LogIn data-icon="inline-start" aria-hidden />
-              <span>登录入口</span>
-            </SidebarMenuButton>
-          </SidebarMenuItem>
-        </SidebarMenu>
-      </SidebarFooter>
       <SidebarRail />
     </Sidebar>
   );