Update app.py

app.py

@@ -13,6 +13,16 @@ TEMP_FILE = "current_selections.csv"  # Temporary file to store current selectio
 hf_token = st.secrets["HF_TOKEN"]  # Use the token stored in the secrets manager
 api = HfApi()
 
+# Initialize all required session state variables
+if "users" not in st.session_state:
+    st.session_state.users = []  # List to hold users
+if "current_selections" not in st.session_state:
+    st.session_state.current_selections = []  # List to hold current selections
+if "step" not in st.session_state:
+    st.session_state.step = 1  # Step for navigation
+if "history" not in st.session_state:
+    st.session_state.history = []  # List to hold history data
+
 # Load temporary selections from the shared file
 def load_current_selections():
     if os.path.exists(TEMP_FILE):