docs: Add DartNode sponsorship section to README

README.md

@@ -605,6 +605,12 @@ A: 由于权限限制，您无法直接触发主仓库的 Actions。请通过 Fo
 
 **JetBrains** 支持全球开源社区认可的活跃项目，并为非商业开发提供免费许可证。
 
+***
+
+## DartNode
+
+[![Powered by DartNode](https://dartnode.com/branding/DN-Open-Source-sm.png)](https://dartnode.com "Powered by DartNode - Free VPS for Open Source")
+
 <h1>⚠️ 免责声明</h1>
 <ol>
 <li>使用者对本项目的使用由使用者自行决定，并自行承担风险。作者对使用者使用本项目所产生的任何损失、责任、或风险概不负责。</li>

README_EN.md

@@ -633,6 +633,12 @@ repository to execute the build process
 
 <p><b>JetBrains</b> support active projects recognized within the global open-source community with complimentary licenses for non-commercial development.</p>
 
+***
+
+## DartNode
+
+[![Powered by DartNode](https://dartnode.com/branding/DN-Open-Source-sm.png)](https://dartnode.com "Powered by DartNode - Free VPS for Open Source")
+
 <h1>⚠️ Disclaimer</h1>
 <ol>
 <li>The user's use of this project is entirely at their own discretion and responsibility. The author assumes no liability for any losses, claims, or risks arising from the user's use of this project.</li>