Update app.py

app.py

@@ -1176,10 +1176,7 @@ def create_interface():
                         "How can I improve my grades in science?",
                         "What study methods match my learning style?"
                     ],
-                    title="",
-                    retry_btn=None,
-                    undo_btn=None,
-                    clear_btn="Clear Chat"
+                    title=""
                 )
         
         # Tab navigation logic