Update README with support details and disclaimer

Added support information and updated project disclaimer.

Author: xming521

README.md

@@ -252,7 +252,12 @@ Thanks to the following code contributors and other community members for their
 </a>
 
 This project also benefits from excellent open source projects such as [PyWxDump](https://github.com/xaoyaoo/PyWxDump), [LLaMA-Factory](https://github.com/hiyouga/LLaMA-Factory), [AstrBot](https://github.com/AstrBotDevs/AstrBot), [LangBot](https://github.com/RockChinQ/LangBot), and others.
-[![Powered by DartNode](https://dartnode.com/branding/DN-Open-Source-sm.png)](https://dartnode.com "Powered by DartNode - Free VPS for Open Source")
+<p>This project is supported by:</p>
+<p>
+  <a href="https://www.digitalocean.com/">
+    <img src="https://opensource.nyc3.cdn.digitaloceanspaces.com/attribution/assets/SVG/DO_Logo_horizontal_blue.svg" width="201px">
+  </a>
+</p>
 
 ## ⚠️ Disclaimer
 > [!CAUTION]