Update README.md

Author: xiaozhou26

README.md

@@ -4,7 +4,7 @@
 
 访问http://你的服务器ip:8080/web
 
-![web使用](https://jsd.cdn.zzko.cn/gh/xiaozhou26/tuph@main/images/%E5%B1%8F%E5%B9%95%E6%88%AA%E5%9B%BE%202024-04-07%20111706.png)
+![web使用](https://fastly.jsdelivr.net/gh/xiaozhou26/tuph@main/images/%E5%B1%8F%E5%B9%95%E6%88%AA%E5%9B%BE%202024-04-07%20111706.png)
 
 ## Deploy