Update README.md

Author: AndroidPoet

README.md

@@ -5,12 +5,22 @@
   <a href="https://android-arsenal.com/api?level=21"><img alt="API" src="https://img.shields.io/badge/API-21%2B-brightgreen.svg?style=flat"/></a>
   <a href="https://github.com/androidpoet/Drafter/actions/workflows/android.yml"><img alt="Build Status" 
   src="https://github.com/androidpoet/Drafter/actions/workflows/android.yml/badge.svg"/></a>
+  
 </p>
 
+<div align="center">
+
 <p align="center">
 📊 A powerful, flexible charting library for Compose Multiplatform applications
+
+
 </p>
 
+  [Web App Demo](https://androidpoet.github.io/drafterdemo/)
+</div>
+
+
+
 
 <p align="center">
   <img src="https://github.com/user-attachments/assets/c61658e4-cb22-40ae-8050-3bb6f300e3c4" alt="Drafter Demo" width="300"/>