diff --git a/.gitignore b/.gitignore
index 45fa5f8..523e756 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@ dist/
 *.tgz
 .DS_Store
 promo-*.md
+non-tech_*/
diff --git a/README.md b/README.md
index 2bd22e8..31d3509 100644
--- a/README.md
+++ b/README.md
@@ -275,7 +275,7 @@ Issues, feature requests, and PRs are welcome. Some areas where contributions wo
 
 ## Star History
 
-[![Star History Chart](https://api.star-history.com/svg?repos=JackChen-me/open-multi-agent&type=Date)](https://star-history.com/#JackChen-me/open-multi-agent&Date)
+[![Star History Chart](https://api.star-history.com/svg?repos=JackChen-me/open-multi-agent&type=Date&v=20260402)](https://star-history.com/#JackChen-me/open-multi-agent&Date)
 
 ## License
 
diff --git a/README_zh.md b/README_zh.md
index 116c7ff..e9a3f00 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -275,7 +275,7 @@ for await (const event of agent.stream('Explain monads in two sentences.')) {
 
 ## Star 趋势
 
-[![Star History Chart](https://api.star-history.com/svg?repos=JackChen-me/open-multi-agent&type=Date)](https://star-history.com/#JackChen-me/open-multi-agent&Date)
+[![Star History Chart](https://api.star-history.com/svg?repos=JackChen-me/open-multi-agent&type=Date&v=20260402)](https://star-history.com/#JackChen-me/open-multi-agent&Date)
 
 ## 许可证