vich_uploader:
    db_driver: orm
    mappings:
        sortie_images:
            uri_prefix: /img/sortie
            upload_destination: '%kernel.project_dir%/public/img/sortie'
            namer:
                service: Vich\UploaderBundle\Naming\UniqidNamer
            delete_on_update: true
            delete_on_remove: true