Imports github.com/blang/semver/v4 github.com/google/go-github/v37/github github.com/lxc/lxd/shared/api github.com/lxc/lxd/shared/simplestreams github.com/sirupsen/logrus github.com/ulikunitz/xz gopkg.in/yaml.v2 Standard library imports archive/tar bytes context crypto/sha256 errors fmt io io/ioutil net/http regexp time