docs: add Star History chart to README

Author: harryisfish

README.md

@@ -66,3 +66,13 @@ You can find the build content in the `build` folder
 ### Development Environment
 
 It is recommended to use the package management tool `pnpm@latest-9`.
+
+## Star History
+
+<a href="https://star-history.com/#MultiPost-Extension/MultiPost-Extension&Date">
+ <picture>
+   <source media="(prefers-color-scheme: dark)" srcset="https://api.star-history.com/svg?repos=MultiPost-Extension/MultiPost-Extension&type=Date&theme=dark" />
+   <source media="(prefers-color-scheme: light)" srcset="https://api.star-history.com/svg?repos=MultiPost-Extension/MultiPost-Extension&type=Date" />
+   <img alt="Star History Chart" src="https://api.star-history.com/svg?repos=MultiPost-Extension/MultiPost-Extension&type=Date" />
+ </picture>
+</a>