Update components/chat.py

components/chat.py

@@ -93,7 +93,8 @@ def display_chat_interface():
     if not ensure_embeddings_initialized():
         st.error("Failed to initialize embeddings model. Please refresh the page or contact support.")
         return
-        
+    if 'persistence' not in st.session_state:
+        st.session_state.persistence = PersistenceManager() 
     # Add custom CSS for modern chat styling
     st.markdown("""
     <style>