fix

internal/data/email.go

@@ -45,14 +45,7 @@ func (r *emailRepo) DefaultRecipients() []string {
 	if config == nil {
 		return nil
 	}
-	parts := strings.Split(config.To, ",")
-	result := make([]string, 0, len(parts))
-	for _, part := range parts {
-		if recipient := strings.TrimSpace(part); recipient != "" {
-			result = append(result, recipient)
-		}
-	}
-	return result
+	return []string{config.To}
 }
 
 func cleanHeader(value string) string {