Update README.md

Author: lhmd

README.md

@@ -7,6 +7,7 @@
 <p align="center">
   <a href="https://arxiv.org/abs/2604.24764"><img src="https://img.shields.io/badge/Paper-B31B1B?style=for-the-badge&logo=arxiv&logoColor=white" alt="Paper"></a>
   <a href="https://aka.ms/world-r1"><img src="https://img.shields.io/badge/Project%20Page-000000?style=for-the-badge&logo=googlechrome&logoColor=white" alt="Project Page"></a>
+  <a href="https://huggingface.co/datasets/microsoft/World-R1"><img src="https://img.shields.io/badge/Dataset-FFD21E?style=for-the-badge&logo=huggingface&logoColor=black" alt="Dataset"></a>
 </p>
 
 <p align="center">