修复平台代管订单流程

backend/internal/modules/listing/review.go

@@ -63,6 +63,9 @@ func (r *Repository) TransferOwner(ctx context.Context, adminID uint64, listingI
 
 		beforeOwnerID := listing.OwnerID
 		listing.OwnerID = target.ID
+		listing.HandoffMode = "owner"
+		listing.SettlementMode = "owner_wallet"
+		listing.ManagedAdminID = nil
 		account.OwnerID = target.ID
 		if err := tx.Save(account).Error; err != nil {
 			return err