Update README.md

Author: tianzhou

README.md

@@ -119,8 +119,8 @@ See [Testing](.claude/skills/testing/SKILL.md) and [Debug](https://dbhub.ai/conf
 
 <a href="https://www.star-history.com/?repos=bytebase%2Fdbhub&type=date&legend=top-left">
  <picture>
-   <source media="(prefers-color-scheme: dark)" srcset="https://api.star-history.com/image?repos=bytebase/dbhub&type=date&theme=dark&legend=top-left" />
-   <source media="(prefers-color-scheme: light)" srcset="https://api.star-history.com/image?repos=bytebase/dbhub&type=date&legend=top-left" />
-   <img alt="Star History Chart" src="https://api.star-history.com/image?repos=bytebase/dbhub&type=date&legend=top-left" />
+   <source media="(prefers-color-scheme: dark)" srcset="https://api.star-history.com/chart?repos=bytebase/dbhub&type=date&theme=dark&legend=top-left" />
+   <source media="(prefers-color-scheme: light)" srcset="https://api.star-history.com/chart?repos=bytebase/dbhub&type=date&legend=top-left" />
+   <img alt="Star History Chart" src="https://api.star-history.com/chart?repos=bytebase/dbhub&type=date&legend=top-left" />
  </picture>
 </a>