Update timestamp handling in Streamlit app to ensure accurate display for each tab by retrieving the latest data timestamp from the relevant data sources.

src/streamlit_app.py

@@ -344,8 +344,6 @@ with app_view_site_column:
         with app_site_column:
             site_var = st.selectbox("What site do you want to view?", ('Draftkings', 'Fanduel'), key='site_selectbox')
 
-t_stamp = f"Last Update: " + str(dk_roo_raw['timestamp'][0]) + f" CST"
-
 selected_tab = st.segmented_control(
     "Select Tab",
     options=["Handbuilder", "Stacks ROO", "Player ROO", "Optimals"],
@@ -354,6 +352,7 @@ selected_tab = st.segmented_control(
 
 if selected_tab == 'Handbuilder':
     st.session_state['handbuilder_data'] = init_handbuilder_data(site_var)
+    t_stamp = f"Last Update: " + str(st.session_state['handbuilder_data']['timestamp'][0]) + f" CST"
     
     # Use the lightweight handbuilder data
     if site_var == 'Draftkings':
@@ -764,6 +763,7 @@ if selected_tab == 'Handbuilder':
 
 if selected_tab == 'Stacks ROO':
     player_stats, dk_stacks_raw, fd_stacks_raw, dk_roo_raw, fd_roo_raw, dk_sd_roo_raw, fd_sd_roo_raw, dk_id_map, fd_id_map, dk_sd_id_map, fd_sd_id_map = init_baselines()
+    t_stamp = f"Last Update: " + str(dk_roo_raw['timestamp'][0]) + f" CST"
     with st.expander("Info and Filters"):
         st.info(t_stamp)
         with st.container():
@@ -799,6 +799,8 @@ if selected_tab == 'Stacks ROO':
         )
 
 if selected_tab == 'Player ROO':
+    player_stats, dk_stacks_raw, fd_stacks_raw, dk_roo_raw, fd_roo_raw, dk_sd_roo_raw, fd_sd_roo_raw, dk_id_map, fd_id_map, dk_sd_id_map, fd_sd_id_map = init_baselines()
+    t_stamp = f"Last Update: " + str(dk_roo_raw['timestamp'][0]) + f" CST"
     with st.expander("Info and Filters"):
         st.info(t_stamp)
         slate_var2 = st.radio("Which data are you loading?", ('Main Slate', 'Secondary Slate', 'Late Slate', 'Thurs-Mon Slate'), key='slate_var2_radio')
@@ -862,6 +864,8 @@ if selected_tab == 'Player ROO':
         )
 
 if selected_tab == 'Optimals':
+    player_stats, dk_stacks_raw, fd_stacks_raw, dk_roo_raw, fd_roo_raw, dk_sd_roo_raw, fd_sd_roo_raw, dk_id_map, fd_id_map, dk_sd_id_map, fd_sd_id_map = init_baselines()
+    t_stamp = f"Last Update: " + str(dk_roo_raw['timestamp'][0]) + f" CST"
     st.header("Optimals")
     with st.expander("Info and Filters"):
         st.info("These filters will display various optimals in the table below to pick from. If you want to export the entire set of 10,000 optimals, hit the 'Prepare full data export' button. If you would like to apply the filters here to the 10,000 optimals before you export, use the 'Prepare full data export (Filter)' button.")