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fix(email): use tia@tia.manohargupta.com + auto-fallback to shared domain

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- Primary sender: tia@tia.manohargupta.com (verified subdomain in Resend)
- sendWithFallback() retries with onboarding@resend.dev if Resend rejects
  the primary domain (covers the window while SPF is still propagating)
- Both sendFamilyInviteEmail() and sendVerificationEmail() use the fallback

Update EMAIL_FROM in Dokploy to: Tia <tia@tia.manohargupta.com>

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Manohar Gupta 2026-05-24 16:01:55 +05:30
parent 8a3da6a5a6
commit 31b4a9480a
1 changed files with 22 additions and 4 deletions
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26
src/lib/email.ts
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@ -1,10 +1,28 @@
import { Resend } from "resend";
const RESEND_API_KEY = process.env.RESEND_API_KEY;
// Falls back to Resend's shared test domain if EMAIL_FROM env var not set or domain not verified yet
const EMAIL_FROM = process.env.EMAIL_FROM || "Tia <onboarding@resend.dev>";
// Primary: verified subdomain (set EMAIL_FROM=Tia <tia@tia.manohargupta.com> in Dokploy)
// Fallback: Resend shared domain — works without domain verification
const EMAIL_FROM = process.env.EMAIL_FROM || "Tia <tia@tia.manohargupta.com>";
const EMAIL_FROM_FALLBACK = "Tia <onboarding@resend.dev>";
const APP_URL = process.env.NEXT_PUBLIC_APP_URL || "https://tia.manohargupta.com";
/** Send email with automatic fallback to shared domain if primary domain isn't verified yet */
async function sendWithFallback(resend: Resend, payload: Parameters<Resend["emails"]["send"]>[0]) {
const result = await resend.emails.send(payload);
// Resend returns { error } object rather than throwing for domain issues
const err = (result as { error?: { message?: string; name?: string } }).error;
if (err) {
const msg = (err.message || err.name || "").toLowerCase();
if (msg.includes("domain") || msg.includes("verif") || msg.includes("sender")) {
console.warn("[EMAIL-FALLBACK] Primary domain rejected, retrying with shared domain:", err.message);
return await resend.emails.send({ ...payload, from: EMAIL_FROM_FALLBACK });
}
throw new Error(err.message || "Resend error");
}
return result;
}
/** Sends a family invite email, or logs the link in dev. */
export async function sendFamilyInviteEmail(opts: {
to: string;
@ -24,7 +42,7 @@ export async function sendFamilyInviteEmail(opts: {
try {
const resend = new Resend(RESEND_API_KEY);
await resend.emails.send({
await sendWithFallback(resend, {
from: EMAIL_FROM,
to,
subject: `${inviterName} invited you to join their family on Tia 🍼`,
@ -63,7 +81,7 @@ export async function sendVerificationEmail(email: string, token: string, userId
try {
const resend = new Resend(RESEND_API_KEY);
await resend.emails.send({
await sendWithFallback(resend, {
from: EMAIL_FROM,
to: email,
subject: "Verify your Tia email",