refactor: 移除冗余注释和描述，优化管理员模块的代码结构

src/app/admin/(shell)/page.tsx

@@ -1,5 +1,4 @@
 import { ModuleScaffold } from "@/components/admin/module-scaffold";
-import { getAdminPing } from "@/api";
 import { DashboardConsole } from "@/modules/dashboard/dashboard-console";
 import type { Metadata } from "next";
 
@@ -7,33 +6,10 @@ export const metadata: Metadata = {
   title: "仪表盘",
 };
 
-export default async function AdminDashboardPage() {
-  const ping = await getAdminPing();
-  const apiReady = process.env.NEXT_PUBLIC_LOTTERY_API_BASE_URL?.trim() !== "";
-
+export default function AdminDashboardPage() {
   return (
     <ModuleScaffold className="max-w-7xl">
       <DashboardConsole />
-
-      <details className="mt-8 rounded-lg border border-border/80 bg-muted/30 px-4 py-3 text-sm">
-        <summary className="cursor-pointer font-medium text-muted-foreground">API 连通性（调试）</summary>
-        <div className="mt-3 grid gap-3 sm:grid-cols-2">
-          <p className="text-muted-foreground">
-            基底：
-            {apiReady ? (
-              <span className="ml-1 font-medium text-emerald-600 dark:text-emerald-400">已配置</span>
-            ) : (
-              <span className="ml-1 font-medium text-amber-600 dark:text-amber-400">
-                未配置 NEXT_PUBLIC_LOTTERY_API_BASE_URL
-              </span>
-            )}
-          </p>
-          <p className="font-mono text-xs text-foreground">
-            Admin ping（服务端无 Token 时多为空）：
-            {!apiReady ? "—" : ping ? JSON.stringify(ping) : "未返回"}
-          </p>
-        </div>
-      </details>
     </ModuleScaffold>
   );
 }