Update app.py

app.py

@@ -146,5 +146,9 @@ with gr.Blocks() as grady:
             cache_examples=False
         )
     with gr.Tab("Documentation"):
+        gr.Textbox(
+            label=os.environ.get("DOCUMENTATION"),
+            interactive=False
+        )
 
 grady.launch(mcp_server=True)