Update app.py

app.py

@@ -722,12 +722,13 @@ def side():
             
         # Fetch documents from Firebase
         if "documents" not in st.session_state:
+            st.session_state["documents"] = {}
             try:
                 docs = db.child("users").child(st.session_state["wix_user_id"]).child("KnowledgeBase").get().val()
-                st.session_state["documents"] = docs if docs else {}
+                if docs:
+                    st.session_state["documents"] = docs
             except Exception as e:
                 st.sidebar.error(f"Error fetching documents: {e}")
-                st.session_state["documents"] = {}
         
         # Display saved documents
         saved_docs = "\n".join(