resolved — No further delivery failures observed in the 12-hour monitoring window. First real user signed up and verified within 24 hours of the fix. If you signed up before 2026-04-24 and never received your confirmation email, request a new one from the login page.
monitoring — Migrated to Resend Custom SMTP via Supabase Auth settings (statuspagebuddy.com sending domain, SPF + DKIM verified). End-to-end test from a fresh Gmail address landed in Inbox in <30s. Monitoring for the next 12 hours.