Add MolCrawl GitHub source code link to model card

README.md

@@ -48,10 +48,17 @@ print(f"Predicted: {result}")
 
 ```
 
+## Source Code
+
+Training pipeline, configuration files, and data preparation scripts are
+available in the MolCrawl GitHub repository:
+[https://github.com/mmai-framework-lab/MolCrawl](https://github.com/mmai-framework-lab/MolCrawl)
+
 ## Training
 
 This model was trained with the RIKEN Foundation Model pipeline.
-For more details, please refer to the training configuration files included in this repository.
+For more details, please refer to the training configuration files in the
+[MolCrawl repository](https://github.com/mmai-framework-lab/MolCrawl).
 
 ## License