Update main.py

main.py

@@ -919,6 +919,7 @@ def approve_project_plan(project_id):
             "steps": final_steps,
             "selectedOption": selected_option or "",
             #update upcycling options to ensure only selected option persists
+            "upcyclingOptions": None,
             "upcyclingOptions": [selected_option] if selected_option else []
         }
         project_ref.update(update_data)