mailer

type Mailer interface {
	Send(ctx context.Context, msg Message) error
}

type Message struct {
	// To is the recipient address.
	To string

	// Subject is the message subject.
	Subject string

	// Template names resolve to matching HTML and text templates.
	Template string

	// Data feeds the template's .Data tree.
	Data map[string]any
}

type Options struct {
	// Templates is the source of template files.
	Templates fs.FS

	// LogoURL is available to templates.
	LogoURL string

	// Logger receives send attempts and failures. Nil disables logging.
	Logger logger.Logger

	// SendTimeout bounds one SMTP transaction when ctx has no
	// deadline. Zero uses DefaultSendTimeout.
	SendTimeout time.Duration
}