%3 cluster_registry registry cluster_tags /v2/.../tags/list cluster_manifests /v2/.../manifests/<ref> cluster_manifest manifest cluster_manifest2 manifest cluster_index index cluster_blobs /v2/.../blobs/<sha256> tag tag mconfig config tag->mconfig tag2 tag imanifest manifests tag2->imanifest bconfig config mconfig->bconfig layers layers l1 layer layers->l1 l2 layer layers->l2 mconfig2 config bconfig2 config mconfig2->bconfig2 layers2 layers layers2->l2 l3 layer layers2->l3 imanifest->mconfig imanifest->mconfig2