smtp

type Config struct {
	Host      string
	Port      string
	Name      string
	Username  string
	Password  string
	From      string
	ErrorLog  *log.Logger
	TLSConfig *tls.Config
}

type Headers struct {
	From string
	To   string
	Date time.Time
}

type Service interface {
	Ping() error
	Send(to string, tmpl *template.Template, data any)
	Close()
}