Operator notes on Cloudflare-native email.

Long-form writing about self-hosted email in D1, Workers-native routing, the REST API, and the parts of the platform that show up in the security review.

Migrate from Resend to Flowmails — an 8-step cutover checklist

The Resend → Flowmails migration is mostly swap-the-SDK, but DNS, webhook fan-out, and template portability all have to land in the same PR. Here's the 8-step order that keeps the cutover reversible.

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