interfaces

type RateLimiter interface {
	// Ratelimit will return true when sending is permitted
	Ratelimit(from, to string) bool

	// Run will add/expire entries
	Run(context.Context)
}

type ReplyGenerator interface {
	GenerateReplyBody(ctx context.Context, msg *mail.Message, mailfrom, rcptto string, reply *gomail.Msg) (*gomail.Msg, error)
}