Update app.py

app.py

@@ -87,7 +87,13 @@ def chat_page():
         st.session_state.chat_history.append({"role": "user", "content": prompt})
         emma_response = get_gpt4_response(prompt)
         st.session_state.chat_history.append({"role": "assistant", "content": emma_response})
-        st.experimental_rerun()
+        st.session_state["needs_rerun"] = True  # Set flag to trigger rerun
+
+    # Check for rerun
+    if st.session_state.get("needs_rerun", False):
+        st.session_state["needs_rerun"] = False
+        st.experimental_set_query_params()  # Force rerun
+
 
 # --- Progress Dashboard ---
 def progress_dashboard():