Update README.md

README.md

@@ -69,6 +69,8 @@ The QuestPDF Companion application is a tool designed to simplify and speed up y
   <img src="https://github.com/user-attachments/assets/ce394258-1f10-498d-b65f-26c9fbed2994">
 </picture>
 
+[![Companion App](https://img.shields.io/badge/%F0%9F%9A%80%20read-companion%20app-blue?style=for-the-badge)](http://localhost:5173/companion/features.html)
+
 
 ## Please share with the community