added better formatting

app.py

@@ -63,10 +63,15 @@ Context:
     ):
         token = message.choices[0].delta.content
         response["content"] += token
-        yield response
+        formatted = response["content"].replace("\n", "\n\n")
+        yield {"role": "assistant", "content": formatted}
 
-
-demo = gr.ChatInterface(respond, type="messages", render_markdown=True)
+demo = gr.ChatInterface(
+    respond, type="messages", 
+    chatbot=gr.Chatbot(render_markdown=True),  
+    title="Tariff Code RAG Bot",
+    description="Ask questions about tariff codes using natural language."
+)
 
 if __name__ == "__main__":
     demo.launch()