update readme.md

Signed-off-by: kerthcet <kerthcet@gmail.com>

Author: kerthcet

README.md

@@ -2,8 +2,10 @@
 
  [![Latest Release](https://img.shields.io/github/v/release/inftyai/amrs?include_prereleases)](https://github.com/inftyai/amrs/releases/latest)
 
-The Adaptive Model Routing System (AMRS) is a cutting-edge framework designed to select the best-fit model for exploration and exploitation.
+The Adaptive Model Routing System (AMRS) is a cutting-edge framework designed to select the best-fit model for exploration and exploitation. (still under development)
 
-## Contributions
+## Contributing
 
 🚀 All kinds of contributions are welcomed ! Please follow [Contributing](/CONTRIBUTING.md).
+
+[![Star History Chart](https://api.star-history.com/svg?repos=inftyai/amrs&type=Date)](https://www.star-history.com/#inftyai/amrs&Date)