feat: add payment order provider snapshots

backend/ent/paymentorder/paymentorder.go

@@ -54,6 +54,8 @@ const (
 	FieldProviderInstanceID = "provider_instance_id"
 	// FieldProviderKey holds the string denoting the provider_key field in the database.
 	FieldProviderKey = "provider_key"
+	// FieldProviderSnapshot holds the string denoting the provider_snapshot field in the database.
+	FieldProviderSnapshot = "provider_snapshot"
 	// FieldStatus holds the string denoting the status field in the database.
 	FieldStatus = "status"
 	// FieldRefundAmount holds the string denoting the refund_amount field in the database.
@@ -126,6 +128,7 @@ var Columns = []string{
 	FieldSubscriptionDays,
 	FieldProviderInstanceID,
 	FieldProviderKey,
+	FieldProviderSnapshot,
 	FieldStatus,
 	FieldRefundAmount,
 	FieldRefundReason,