fix(form): resolve silent failures and cleanup deployment pipeline

apps/web/src/lib/mail/mailer.ts

@@ -45,11 +45,23 @@ export async function sendEmail({
   subject,
   html,
 }: SendEmailOptions) {
-  const recipients = to || env.MAIL_RECIPIENTS;
+  let recipients = to || env.MAIL_RECIPIENTS;
+  let from = env.MAIL_FROM;
+
+  if (!from) {
+    from = "info@mintel.me";
+    console.warn("MAIL_FROM is empty. Using fallback: info@mintel.me");
+  }
+
+  if (!recipients) {
+    recipients = "marc@mintel.me";
+    console.warn("MAIL_RECIPIENTS is empty. Using fallback: marc@mintel.me");
+  }
+
   const transporter = getTransporter();
 
   const mailOptions = {
-    from: env.MAIL_FROM,
+    from,
     to: recipients,
     replyTo,
     subject,