[重构] 前端改造v1

atsf_server/web/app/not-found.tsx

@@ -0,0 +1,18 @@
+import Link from 'next/link';
+
+import { AppCard } from '@/components/ui/app-card';
+
+export default function NotFound() {
+  return (
+    <main className='flex min-h-screen items-center justify-center px-4'>
+      <AppCard title='页面不存在' description='当前请求的页面尚未接入新版管理端路由。'>
+        <div className='space-y-4 text-sm leading-6 text-[var(--foreground-secondary)]'>
+          <p>请返回总览页，或继续通过侧边导航访问已初始化的模块入口。</p>
+          <Link href='/' className='inline-flex rounded-full bg-sky-400 px-4 py-2 font-medium text-slate-950 transition hover:bg-sky-300'>
+            返回总览
+          </Link>
+        </div>
+      </AppCard>
+    </main>
+  );
+}