debug: 添加调试日志

backend/app/service/FeishuNotificationService.php

@@ -40,11 +40,15 @@ class FeishuNotificationService
      */
     public function setAppByUser(int $userId): self
     {
+        error_log("🔧 setAppByUser 被调用: userId={$userId}");
+
         $user = \app\model\User::find($userId);
         if (!$user) {
             throw new Exception('用户不存在');
         }
 
+        error_log("🔧 setAppByUser: 找到用户, company_id={$user->company_id}, feishu_app_id={$user->feishu_app_id}");
+
         $this->setCompany($user->company_id);
 
         // 使用用户最后登录的应用
@@ -681,6 +685,8 @@ class FeishuNotificationService
      */
     public function updateActorMessageCard(int $orderId, int $nodeId, int $actorUserId, string $status): bool
     {
+        error_log("🔧 updateActorMessageCard 被调用: order_id={$orderId}, node_id={$nodeId}, actorUserId={$actorUserId}, status={$status}");
+
         try {
             // 获取该操作人的消息
             $message = \app\model\FeishuMessage::where('order_id', $orderId)