Update app.py

app.py

@@ -315,7 +315,7 @@ def create_interface():
         
         def handle_export(history):
             status, filepath = chatbot.export_conversation(history or [])
-            return status, filepath
+            return status, gr.File(filepath, visible=False, label=None) if filepath else None
         
         def handle_regenerate(history):
             if not history:
@@ -427,5 +427,6 @@ def create_interface():
 if __name__ == "__main__":
     demo = create_interface()
     demo.launch(
-        share=True
+        server_name="0.0.0.0",
+        server_port=7860
     )