Update app.py

app.py

@@ -223,10 +223,19 @@ with gr.Blocks() as demo:
     csv_in = gr.File(label="Optional CSV (x,y for regression)", file_types=[".csv"])
     degree_in = gr.Slider(1, 6, value=1, step=1, label="Polynomial degree (for regression)")
     export_toggle = gr.Checkbox(label="Export PDF report?", value=False)
+    solve_btn = gr.Button("Solve ✅")
+    clear_btn = gr.Button("Clear Chat 🗑")
     pdf_out = gr.File(label="Download PDF", type="filepath")
     plot_out = gr.Image(label="Plot (if applicable)")
     state = gr.State([])
 
+    # زر Enter و Solve
     msg.submit(bot, [msg, state, csv_in, degree_in, export_toggle], [chatbot_ui, state, plot_out, pdf_out])
+    solve_btn.click(bot, [msg, state, csv_in, degree_in, export_toggle], [chatbot_ui, state, plot_out, pdf_out])
+
+    # زر مسح المحادثة
+    def clear_chat():
+        return [], [], None, None
+    clear_btn.click(clear_chat, outputs=[chatbot_ui, state, plot_out, pdf_out])
 
 demo.launch()