feat(BE-59,60,61): build stock transfer API with validation and audit log

- Implement CreateOne for stock transfer with multi-delivery and validation
- Preload warehouse, location, and area relations in transfer response
- Add audit log for transfer
- Improve transaction handling and error management

internal/modules/master/suppliers/repositories/supplier.repository.go

@@ -11,6 +11,7 @@ import (
 type SupplierRepository interface {
 	repository.BaseRepository[entity.Supplier]
 	NameExists(ctx context.Context, name string, excludeID *uint) (bool, error)
+	
 }
 
 type SupplierRepositoryImpl struct {