Update README.md

Author: javiergs

README.md

@@ -1,5 +1,5 @@
 ![Static Badge](https://img.shields.io/badge/author-javiergs-orange)
-![GitHub repo size](https://img.shields.io/github/repo-size/CSC3100/Tool-PlantUML)
+![GitHub repo size](https://img.shields.io/github/repo-size/javiergs/App-MQworld)
 
 <p align="left">
   <img width="100" alt="MQWorld Logo" src="https://github.com/user-attachments/assets/9daa43d3-9c49-4271-8f12-72e9d1bf631b" />