Add link to GitHub repository

This PR improves the model card by adding an explicit link to the GitHub repository, making it easier for users to find the source code.

README.md

@@ -1,7 +1,7 @@
 ---
-pipeline_tag: feature-extraction
 library_name: transformers
 license: apache-2.0
+pipeline_tag: feature-extraction
 ---
 
 # Overview
@@ -9,6 +9,7 @@ license: apache-2.0
 This repository contains an encoder model, part of the research presented in the paper *Should We Still Pretrain Encoders with Masked Language Modeling?* (Gisserot-Boukhlef et al.).
 
 *   **Paper:** [Should We Still Pretrain Encoders with Masked Language Modeling?](https://huggingface.co/papers/2507.00994)
+*   **Code:** [https://github.com/Nicolas-BZRD/EuroBERT](https://github.com/Nicolas-BZRD/EuroBERT)
 *   **Blog post:** [Link](https://huggingface.co/blog/Nicolas-BZRD/encoders-should-not-be-only-pre-trained-with-mlm)
 *   **Project page:** [https://hf.co/MLMvsCLM](https://hf.co/MLMvsCLM)