Divya Dadlani

The open question then is, what format of base resource type should we stream into the workers from the ATC? Currently the registry_image_resource supports OCI format and rootfs format images....

Hey @xtreme-sameer-vohra, the only concern I have is that we still need to figure out how the `registry-image-resource` is versioned and put on to the workers, since we use that...

@xtreme-sameer-vohra How would we fetch the registry-image-resource without the registry-image-resource? Embedding image fetching functionality into the worker at this point might be weird because 1) it's odd to duplicate that...

Just tossing some context into this issue so we don't forget: The motivation for this issue is that to implement the `Storage` interface described in https://github.com/concourse/architecture-rfcs/pull/1 (also related to #3607),...