prow/gcsupload/options.go
func Encode(options Options) (string, error) {
	encoded, err := json.Marshal(options)
	return string(encoded), err
}
func Encode(options Options) (string, error) {
	encoded, err := json.Marshal(options)
	return string(encoded), err
}
// Encode will encode the set of options in the format that
// is expected for the configuration environment variable.