fix(mail): harden mailer and fix missing notification recipients

app/actions/contact.ts

@@ -95,6 +95,7 @@ export async function sendContactFormAction(formData: FormData) {
     );
 
     if (!isTestSubmission) {
+      logger.info('Sending internal notification', { recipients: config.mail.recipients });
       const notificationResult = await sendEmail({
         replyTo: email,
         subject: notificationSubject,
@@ -106,14 +107,18 @@ export async function sendContactFormAction(formData: FormData) {
           messageId: notificationResult.messageId,
         });
       } else {
-        logger.error('Notification email FAILED', {
+        logger.error('Notification email DELIVERY FAILED', {
           error: notificationResult.error,
           subject: notificationSubject,
-          email,
+          recipients: config.mail.recipients,
         });
         services.errors.captureException(
           new Error(`Notification email failed: ${notificationResult.error}`),
-          { action: 'sendContactFormAction_notification', email },
+          { 
+            action: 'sendContactFormAction_notification', 
+            email, 
+            recipients: config.mail.recipients 
+          },
         );
       }
     } else {
@@ -130,6 +135,7 @@ export async function sendContactFormAction(formData: FormData) {
     );
 
     if (!isTestSubmission) {
+      logger.info('Sending customer confirmation', { to: email });
       const confirmationResult = await sendEmail({
         to: email,
         subject: confirmationSubject,
@@ -141,7 +147,7 @@ export async function sendContactFormAction(formData: FormData) {
           messageId: confirmationResult.messageId,
         });
       } else {
-        logger.error('Confirmation email FAILED', {
+        logger.error('Confirmation email DELIVERY FAILED', {
           error: confirmationResult.error,
           subject: confirmationSubject,
           to: email,