https://stackoverflow.com/questions/66769981/how-can-i-use-php8-attributes-instead-of-annotations-in

    App:
        is_bundle: false
        dir: '%kernel.project_dir%/src/Entity'
        prefix: 'App\Entity'
        alias: App
        type: annotation
    EntAttribs:
        is_bundle: false
        dir: '%kernel.project_dir%/src/EntAttribs'
        prefix: 'App\EntAttribs'
        alias: EntAttribs
        type: attribute