mailapp

Disposable inbox platform — foundation build.

This is the placeholder shell embedded at phase 1. The guest single-page app (address hero, live inbox, sandboxed message viewer, OTP detection) is delivered in phase 4.

Working endpoints right now:

• /healthz — liveness
• /readyz — readiness, with per-dependency detail
• /metrics — Prometheus exposition
• /.well-known/security.txt

Receive-only. This host never relays mail.