Update star history chart to use Xget repository

Replaced the star history chart in both English and Chinese README files to reference the xixu-me/Xget repository instead of xixu-me/DeepLX. Also updated the chart to use a <picture> element for dark and light theme support.

README.md

@@ -504,7 +504,13 @@ We welcome all forms of contributions! Please check the [Contributing Guide](CON
 
 ## 🌟 Star History
 
-[![Star History Chart](https://api.star-history.com/svg?repos=xixu-me/DeepLX&type=Date)](https://star-history.com/#xixu-me/DeepLX&Date)
+<a href="https://www.star-history.com/#xixu-me/Xget&Date">
+ <picture>
+   <source media="(prefers-color-scheme: dark)" srcset="https://api.star-history.com/svg?repos=xixu-me/Xget&type=Date&theme=dark" />
+   <source media="(prefers-color-scheme: light)" srcset="https://api.star-history.com/svg?repos=xixu-me/Xget&type=Date" />
+   <img alt="Star History Chart" src="https://api.star-history.com/svg?repos=xixu-me/Xget&type=Date" />
+ </picture>
+</a>
 
 ## 📞 Contact
 

README.zh.md

@@ -504,7 +504,13 @@ curl -X POST https://your-domain.workers.dev/debug \
 
 ## 🌟 Star 历史
 
-[![Star History Chart](https://api.star-history.com/svg?repos=xixu-me/DeepLX&type=Date)](https://star-history.com/#xixu-me/DeepLX&Date)
+<a href="https://www.star-history.com/#xixu-me/Xget&Date">
+ <picture>
+   <source media="(prefers-color-scheme: dark)" srcset="https://api.star-history.com/svg?repos=xixu-me/Xget&type=Date&theme=dark" />
+   <source media="(prefers-color-scheme: light)" srcset="https://api.star-history.com/svg?repos=xixu-me/Xget&type=Date" />
+   <img alt="Star History Chart" src="https://api.star-history.com/svg?repos=xixu-me/Xget&type=Date" />
+ </picture>
+</a>
 
 ## 📞 联系方式