clean up interface

app.py

@@ -45,11 +45,8 @@ class SessionChatBot:
 
     def respond(self, message, history):
         messages = [{"role": "system", "content": SYSTEM_PROMPT}]
-        for user_msg, bot_msg in history:
-            if user_msg:
-                messages.append({"role": "user", "content": user_msg})
-            if bot_msg:
-                messages.append({"role": "assistant", "content": bot_msg})
+        for msg in history:
+            messages.append(msg)
         messages.append({"role": "user", "content": message})
 
         response = ""
@@ -63,7 +60,7 @@ class SessionChatBot:
             token = chunk.choices[0].delta.content
             if token:
                 response += token
-                yield response
+                yield {"role": "assistant", "content": response}
 
         # Save log after full response
         self.append_to_session_log(message, response)
@@ -109,8 +106,9 @@ with gr.Blocks() as demo:
         chatbot_ui = gr.ChatInterface(
             fn=create_chatbot(),
             title="BoundrAI",
+            type="messages",  # Switch to OpenAI-style message format
             textbox=gr.Textbox(placeholder="Ask me anything...", container=True),
-        ).style(height=600)
+        )
 
         report_btn = gr.Button("Report Companion Interaction")
         status_box = gr.Textbox(label="Report Status", interactive=False)