As with the classic kubectcl the cloudctl expects you to have a .kube/config file in your home folder.
go get -u github.com/spf13/cobra@latest
go get -u k8s.io/client-go@latest
go get -u k8s.io/apimachinery@latest
go get k8s.io/apimachinery/pkg/apis/meta/v1@v0.30.2