`        $this->addBehavior('Josegonzalez/Upload.Upload', [
            'image' => [
                'keepFilesOnDelete' => false,
                'transformer' => function ($table, $entity, $data, $field, $settings, $filename) {
                    $this->patchEntity($entity, [
                        'filename' => $filename,
                    ]);
                    return [
                        $data->getStream()->getMetadata('uri') => $filename,
                    ];
                },
                'path' => 'webroot{DS}images{DS}{field-value:filename_dir}{DS}',
                'deleteCallback' => function (string $path, Image $entity) {
                    return [
                        $path . $entity->filename,
                    ];
                },
            ]
        ]);`