docs: center title and badges, add HuggingFace dataset link

Author: echobt

README.md

@@ -1,7 +1,10 @@
-# swe-forge
+<h1 align="center">swe-forge</h1>
 
-[![Rust](https://img.shields.io/badge/rust-1.70%2B-orange.svg)](https://www.rust-lang.org/)
-[![License: MIT](https://img.shields.io/badge/License-MIT-blue.svg)](LICENSE)
+<p align="center">
+  <a href="https://www.rust-lang.org/"><img src="https://img.shields.io/badge/rust-1.70%2B-orange.svg" alt="Rust"></a>
+  <a href="LICENSE"><img src="https://img.shields.io/badge/License-MIT-blue.svg" alt="License: MIT"></a>
+  <a href="https://huggingface.co/datasets/CortexLM/swe-forge"><img src="https://img.shields.io/badge/%F0%9F%A4%97-Dataset-yellow.svg" alt="HuggingFace Dataset"></a>
+</p>
 
 **High-performance SWE-bench dataset generator and evaluation harness that mines real GitHub pull requests, produces evaluation-ready task instances, and benchmarks coding agents.**