add github url

app.py

@@ -614,7 +614,7 @@ if __name__ == "__main__":
     title = 'Graphit demo'
 
     md_title = f'''# {title}
-    Diffusion on {model_dict["device"]}.
+    Diffusion on {model_dict["device"]}. [https://github.com/navervision/Graphit](https://github.com/navervision/Graphit)
     If you want to use Graphit in a private GPU environment, please press the "Duplicate" button below.
     <a class="duplicate-button" style="display:inline-block" target="_blank" href="https://huggingface.co/spaces/navervision/Graphit-SD?duplicate=true"><img style="margin-top:0;margin-bottom:0" src="https://huggingface.co/datasets/huggingface/badges/raw/main/duplicate-this-space-xl-dark.svg" alt="Duplicate Space"></a>
     '''