se agregoel cambio para que al ejecutar un dia lunes, la fecha de extraccion de datos sea el viernes anterior

main.py

@@ -106,11 +106,14 @@ def get_report_dates():
     Retorna objetos System.DateTime compatibles con Crystal Reports.
     """
     now = datetime.now(timezone.utc)
-    yesterday = now - timedelta(days=1)
+    # Si hoy es lunes (weekday() == 0), retroceder al viernes anterior (3 días atrás)
+    days_back = 3 if now.weekday() == 0 else 1
+
+    previous_business_day = now - timedelta(days=days_back)
     
     # Objetos .NET DateTime
-    dt_yesterday = DateTime(yesterday.year, yesterday.month, yesterday.day)
-    dt_month_start = DateTime(yesterday.year, yesterday.month, 1)
+    dt_yesterday = DateTime(previous_business_day.year, previous_business_day.month, previous_business_day.day)
+    dt_month_start = DateTime(previous_business_day.year, previous_business_day.month, 1)
     
     return dt_month_start, dt_yesterday