secondary email

src/services/email-service.js

@@ -111,12 +111,18 @@ function generateInvoiceEmailHtml(invoice, customText, stripePaymentUrl) {
     return result.html;
 }
 
-async function sendInvoiceEmail(invoice, recipientEmail, customText, stripePaymentUrl, pdfBuffer) {
+async function sendInvoiceEmail(invoice, recipients, customText, stripePaymentUrl, pdfBuffer) {
     const htmlContent = generateInvoiceEmailHtml(invoice, customText, stripePaymentUrl);
 
+    // Akzeptiert String oder Array. nodemailer akzeptiert beides direkt im "to"-Feld,
+    // aber wir normalisieren für Konsistenz und einfacheres Logging.
+    const toList = Array.isArray(recipients)
+        ? recipients
+        : [recipients].filter(Boolean);
+
     const mailOptions = {
         from: '"Bay Area Affiliates Inc. Accounting" <accounting@bayarea-cc.com>',
-        to: recipientEmail,
+        to: toList.join(', '),
         bcc: 'accounting@bayarea-cc.com',
         subject: `Invoice #${invoice.invoice_number || invoice.id} from Bay Area Affiliates, Inc.`,
         html: htmlContent,