Imports github.com/opencontainers/go-digest github.com/opencontainers/image-spec/specs-go/v1 oras.land/oras-go/v2/errdef oras.land/oras-go/v2/internal/descriptor oras.land/oras-go/v2/internal/docker oras.land/oras-go/v2/internal/spec Standard library imports context crypto/sha256 encoding encoding/hex encoding/json errors fmt hash io strconv