fix(ui): 修改顶部导航栏和首页卡片英文为中文

- 'The Kinetic Vault' → '模拟所'
- 'Assets Detail' → '资产详情'
- 'NORMAL USER' → '普通用户'

确保所有顶部导航栏和首页卡片的文字都使用中文

flutter_monisuo/lib/ui/pages/main/main_page.dart

@@ -129,7 +129,7 @@ class _TopAppBar extends StatelessWidget {
                         const SizedBox(width: 12),
                         // 标题
                         const Text(
-                          'The Kinetic Vault',
+                          '模拟所',
                           style: TextStyle(
                             color: AppColorScheme.darkPrimary,
                             fontWeight: FontWeight.w900,