Update README.md

Author: mathoudebine

README.md

@@ -94,4 +94,7 @@ Check `simple-program.py` as an example.
 ## Troubleshooting
 If you have trouble running the program as described in the wiki, please check [open/closed issues](https://github.com/mathoudebine/turing-smart-screen-python/issues) & [the wiki Troubleshooting page](https://github.com/mathoudebine/turing-smart-screen-python/wiki/Troubleshooting)
 
+## Star History
+
+[![Star History Chart](https://api.star-history.com/svg?repos=mathoudebine/turing-smart-screen-python&type=Date)](https://star-history.com/#mathoudebine/turing-smart-screen-python&Date)