Add display of working dataframe in app.py to enhance user visibility

- Introduced a table display for the working dataframe after processing, allowing users to view the current state of data directly within the application.
- This update builds on previous enhancements by further improving the accessibility of contest information for users.

app.py

@@ -393,6 +393,7 @@ with tab2:
         # Store results
         st.session_state['field_player_frame'] = create_player_exposures(working_df, st.session_state['player_columns'])
         st.session_state['field_stack_frame'] = create_stack_exposures(working_df)
+        st.table(working_df)
         st.session_state['display_contest_info'] = working_df.copy()
         st.session_state['contest_info_reset'] = working_df.copy()
         st.session_state['unique_players'] = pd.unique(st.session_state['display_contest_info'][st.session_state['player_columns']].values.ravel('K'))