Add clear button

app.py

@@ -107,13 +107,14 @@ def handle_query(text_input, image_input):
 def launch_app():
     with gr.Blocks() as demo:
         gr.Markdown("## 📄🎓Multimodal Chatbot for FAST-NUCES")
-        
+
         with gr.Row():
             text_input = gr.Textbox(label="Enter your query")
             image_input = gr.Image(label="Upload an image", type="pil")
 
         with gr.Row():
             btn = gr.Button("Submit")
+            btn_clear = gr.Button("Clear")
 
         gr.Markdown("### 🧠 LLM Response:")
         answer_output = gr.Markdown()
@@ -121,7 +122,11 @@ def launch_app():
         with gr.Accordion("📚 Source References", open=False):
             reference_output = gr.Markdown()
 
-        btn.click(fn=handle_query, inputs=[text_input, image_input], outputs=[answer_output, reference_output])
+        # Submit button
+        btn.click(fn=handle_query,inputs=[text_input, image_input],outputs=[answer_output, reference_output])
+
+        # Clear button
+        btn_clear.click(fn=lambda: ("", None, "", ""),inputs=[],outputs=[text_input, image_input, answer_output, reference_output])
 
     demo.launch()