feat: add profile to the emails

email/send.go

···
 	}
 }
 
-func (m *Mailer) Send(to, subject, htmlBody, textBody, unsubToken string) error {
+func (m *Mailer) Send(to, subject, htmlBody, textBody, unsubToken, dashboardURL string) error {
 	addr := net.JoinHostPort(m.cfg.Host, fmt.Sprintf("%d", m.cfg.Port))
 
 	boundary := "==herald-boundary-a1b2c3d4e5f6=="
 
-	// Add unsubscribe footer if token provided
-	if unsubToken != "" {
-		unsubURL := m.unsubBaseURL + "/unsubscribe/" + unsubToken
-		
-		htmlFooter := fmt.Sprintf(`<hr><p style="font-size: 12px; color: #666;"><a href="%s">Unsubscribe</a></p>`, unsubURL)
-		htmlBody = htmlBody + htmlFooter
-		
-		textFooter := fmt.Sprintf("\n\n---\nUnsubscribe: %s\n", unsubURL)
-		textBody = textBody + textFooter
+	// Add footer with unsubscribe and dashboard links
+	var htmlFooter strings.Builder
+	var textFooter strings.Builder
+
+	if unsubToken != "" || dashboardURL != "" {
+		htmlFooter.WriteString(`<hr><p style="font-size: 12px; color: #666;">`)
+		textFooter.WriteString("\n\n---\n")
+
+		if dashboardURL != "" {
+			htmlFooter.WriteString(fmt.Sprintf(`<a href="%s">profile</a>`, dashboardURL))
+			textFooter.WriteString(fmt.Sprintf("profile: %s\n", dashboardURL))
+		}
+
+		if unsubToken != "" {
+			unsubURL := m.unsubBaseURL + "/unsubscribe/" + unsubToken
+			if dashboardURL != "" {
+				htmlFooter.WriteString(" • ")
+				textFooter.WriteString("")
+			}
+			htmlFooter.WriteString(fmt.Sprintf(`<a href="%s">Unsubscribe</a>`, unsubURL))
+			textFooter.WriteString(fmt.Sprintf("unsubscribe: %s\n", unsubURL))
+		}
+
+		htmlFooter.WriteString("</p>")
+		htmlBody = htmlBody + htmlFooter.String()
+		textBody = textBody + textFooter.String()
 	}
 
 	headers := make(map[string]string)

main.go

···
 		From: cfg.SMTP.From,
 	}, cfg.Origin)
 
-	sched := scheduler.NewScheduler(db, mailer, logger, 60*time.Second)
+	sched := scheduler.NewScheduler(db, mailer, logger, 60*time.Second, cfg.Origin)
 
 	sshServer := ssh.NewServer(ssh.Config{
 		Host:         cfg.Host,

scheduler/scheduler.go

···
 )
 
 type Scheduler struct {
-	store    *store.DB
-	mailer   *email.Mailer
-	logger   *log.Logger
-	interval time.Duration
+	store      *store.DB
+	mailer     *email.Mailer
+	logger     *log.Logger
+	interval   time.Duration
+	originURL  string
 }
 
-func NewScheduler(st *store.DB, mailer *email.Mailer, logger *log.Logger, interval time.Duration) *Scheduler {
+func NewScheduler(st *store.DB, mailer *email.Mailer, logger *log.Logger, interval time.Duration, originURL string) *Scheduler {
 	return &Scheduler{
-		store:    st,
-		mailer:   mailer,
-		logger:   logger,
-		interval: interval,
+		store:     st,
+		mailer:    mailer,
+		logger:    logger,
+		interval:  interval,
+		originURL: originURL,
 	}
 }
 
···
 			unsubToken = ""
 		}
 
+		// Get user fingerprint for dashboard URL
+		user, err := s.store.GetUserByID(ctx, cfg.UserID)
+		dashboardURL := ""
+		if err == nil {
+			dashboardURL = s.originURL + "/" + user.PubkeyFP
+		} else {
+			s.logger.Warn("failed to get user for dashboard URL", "err", err)
+		}
+
 		subject := "feed digest"
-		if err := s.mailer.Send(cfg.Email, subject, htmlBody, textBody, unsubToken); err != nil {
+		if err := s.mailer.Send(cfg.Email, subject, htmlBody, textBody, unsubToken, dashboardURL); err != nil {
 			return 0, fmt.Errorf("send email: %w", err)
 		}
 
···
 			unsubToken = ""
 		}
 
+		// Get user fingerprint for dashboard URL
+		user, err := s.store.GetUserByID(ctx, cfg.UserID)
+		dashboardURL := ""
+		if err == nil {
+			dashboardURL = s.originURL + "/" + user.PubkeyFP
+		} else {
+			s.logger.Warn("failed to get user for dashboard URL", "err", err)
+		}
+
 		subject := "feed digest"
-		if err := s.mailer.Send(cfg.Email, subject, htmlBody, textBody, unsubToken); err != nil {
+		if err := s.mailer.Send(cfg.Email, subject, htmlBody, textBody, unsubToken, dashboardURL); err != nil {
 			return fmt.Errorf("send email: %w", err)
 		}