build1 publisher
A bounce-safe welcome path makes the outbox message ID the transport idempotency key
A dev.to post argues that the email API versus SMTP question follows from where suppression lookups, message IDs and delivery-event state live, and its Go sketch leaves the transport as the only interface the decision touches.
Publishers:dev.to
Reality
- Evidence48
- Adoption
- Insufficient
- Hype gap+5
- Incentives20
- Confidence60