增加测试路由

routes/api.php

@@ -60,4 +60,7 @@ Route::group(['middleware' => ['bindToken', 'bindExportToken', 'checkLogin']], f
 });
 Route::get('login', [AccountController::class, 'login']); // 登录
 Route::get('logout', [AccountController::class, 'logout']); // 退出
-Route::get('sseLink', [DeepSeekController::class, 'sseLink']); // sseLink
+Route::get('sseLink', [DeepSeekController::class, 'sseLink']); // sseLink
+Route::get('testLink', function () {
+    return 'Hello, World!';
+});