fix: reqwest Client添加10s超时防止登录请求挂起阻塞worker

src/main.rs

@@ -239,7 +239,11 @@ async fn main() -> std::io::Result<()> {
         }
     };
 
-    let http_client = Client::new();
+    let http_client = Client::builder()
+        .timeout(std::time::Duration::from_secs(10))
+        .connect_timeout(std::time::Duration::from_secs(5))
+        .build()
+        .expect("创建 HTTP 客户端失败");
 
     // 启动时清理：过期订单 + 过期登录码
     match db::cleanup_expired_pending_orders(&pool, None).await {