delete option staff varizi

apps/payments/models.py

@@ -85,6 +85,7 @@ class PaymentNotice(PublicIdModel, TimeStampedModel):
     invoice_number = models.CharField(max_length=100, blank=True)
     description = models.TextField(blank=True)
     cancelled_at = models.DateTimeField(null=True, blank=True)
+    deleted_at = models.DateTimeField(null=True, blank=True, editable=False)
 
     class Meta:
         ordering = ['-created_at', '-pk']