diff --git a/serve/app/Http/Controllers/Api/UploadController.php b/serve/app/Http/Controllers/Api/UploadController.php
index dec310f..aae9e07 100644
--- a/serve/app/Http/Controllers/Api/UploadController.php
+++ b/serve/app/Http/Controllers/Api/UploadController.php
@@ -112,7 +112,7 @@ class UploadController extends Controller
     public function upload_file(Request $request)
     {
         $request->validate([
-            'file' => 'required|',
+            'file' => 'required|file|mimetypes:zip',
         ]);
         $file = $request->file('file');
         $path = $file->store(date('Y/m/d'));
diff --git a/serve/routes/api.php b/serve/routes/api.php
index 3e198c4..c4d90a8 100644
--- a/serve/routes/api.php
+++ b/serve/routes/api.php
@@ -105,7 +105,7 @@ Route::middleware(ApiAuth::class.':admin')->group(function (Router $router) {
     $router->get('/commission-logs/{user_id}', [CommissionController::class, 'agent_logs']); // 代理商佣金记录
 
     $router->apiResource('version', VersionController::class);
-    $router->post('upload-file', [UploadController::class, 'upload_file']);
+    $router->post('upload-file', [UploadController::class, 'upload_file']); // 上传zip附件
 });
-Route::get('news_version', [VersionController::class, 'version']);
-Route::get('upgrade_status', [UpgradeController::class, 'index']);
+Route::get('news_version', [VersionController::class, 'version']); // 查找最新版本
+Route::get('upgrade_status', [UpgradeController::class, 'index']); // 请求最新版本