Update README.md

Author: mswnlz

README.md

@@ -49,6 +49,8 @@
 本项目由[ZMTO](https://console.zmto.com/?affid=1593)的「开源项目免费 VPS计划」提供算力支持。
 感谢 ZMTO 对开源社区的支持！
 
+[![Powered by DartNode](https://dartnode.com/branding/DN-Open-Source-sm.png)](https://dartnode.com "Powered by DartNode - Free VPS for Open Source")
+感谢 DartNode 对开源社区的支持！
 
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