utils/resolver.go
func NewRegistryResolver(opt registry.Opt) Resolver {
	return &registryResolver{
		opt:   opt,
		cache: make(map[string]string),
	}
}
func NewRegistryResolver(opt registry.Opt) Resolver {
	return &registryResolver{
		opt:   opt,
		cache: make(map[string]string),
	}
}
func NewRegistryResolver ( opt registry . Opt ) Resolver { return & registryResolver { opt : opt , cache : make ( map [ string ] string ) , } }
// NewRegistryResolver returns a resolver that looks up a docker
// registry to resolve digests
NewRegistryResolver returns a resolver that looks up a docker registry to resolve digests