fix

src/calculation_time_constrains/service.py

@@ -157,7 +157,6 @@ async def get_corrective_cost_time_chart(
             latest_num = 1
 
         # Create a complete date range for 2025
-        start_date = datetime.datetime(2025, 1, 1)
         date_range = [start_date + datetime.timedelta(days=x) for x in range(days_difference)]
 
         # Create a dictionary of existing data