Imports github.com/containers/image/copy github.com/containers/image/docker github.com/containers/image/pkg/blobinfocache/memory github.com/containers/image/signature github.com/containers/image/types github.com/openshift/api/image/v1 github.com/sirupsen/logrus Standard library imports archive/tar bufio bytes compress/gzip context encoding/json fmt io net/http net/url strings sync sync/atomic