fix: update Gradio interface to resolve warnings

- Set chatbot type to 'messages' to use OpenAI-style format
- Remove unnecessary styling parameters
- Simplify component configuration
- Improve visual consistency

app.py

@@ -194,8 +194,7 @@ class ChatInterface:
     def create_interface(self) -> gr.Blocks:
         """Create the Gradio interface."""
         with gr.Blocks(
-            title="Advanced Agentic System",
-            theme=gr.themes.Default()
+            title="Advanced Agentic System"
         ) as interface:
             gr.Markdown("""
                 # 🤖 Advanced Agentic System Chat Interface
@@ -217,32 +216,23 @@ class ChatInterface:
             """)
             
             chatbot = gr.Chatbot(
-                label="Chat History",
-                height=600,
-                show_copy_button=True,
-                render_markdown=True
+                show_label=False,
+                height=500,
+                type="messages"  # Use OpenAI-style message format
             )
             
             with gr.Row():
                 msg = gr.Textbox(
-                    label="Message",
+                    show_label=False,
                     placeholder="Chat with the Agentic System...",
-                    lines=2
-                )
-                submit = gr.Button(
-                    "Send 🚀",
-                    variant="primary"
+                    container=False
                 )
+                submit = gr.Button("Send 🚀")
             
             with gr.Row():
-                clear = gr.ClearButton(
-                    [msg, chatbot],
-                    value="Clear Chat 🗑️"
-                )
-                retry = gr.Button(
-                    "Retry Last 🔄"
-                )
-
+                clear = gr.ClearButton([msg, chatbot], value="Clear")
+                retry = gr.Button("Retry")
+            
             async def respond(message, history):
                 """Handle chat responses with proper formatting."""
                 try: