Function getEnv

script/main.go:16–24

(key string)

}

func getEnv(key string) (string, error) {
	value := os.Getenv(key)

	if value == "" {
		return "", fmt.Errorf("missing variable %s", key)
	}

	return value, nil
}

func main() {
	if len(os.Args) < 2 {