add title and description

app.py

@@ -132,4 +132,6 @@ gr.Interface(
         gr.Number(label="Max output characters", value=default_max_characters),
     ],
     outputs=[gr.JSON(label="Relevant chunks")],
+    title="RAG Community Tool Template demo",
+    description="This is a demo of the RAG Community Tool Template. To use RAG in HuggingChat with your own documents, start by cloning this space, add your documents to the `sources` folder, and then create a community tool with this space!",
 ).launch()