- BACKEND_DESIGN.md: push_devices + notification_subscriptions tables (§3), the
/auth/me/devices* + /auth/me/notifications/* API rows (§4), a push-notification
design + security section (content-free tickles, PUBLIC_KINDS split, owner-keyed
personal streams, SSRF endpoint guard, untrusted-relay model), and the ntfy
compose service in the deploy section (§8).
- PLAN.md: flip M7 Part 1 (backend + docs) to in-review — status line, §8 item 3,
§9 M7.
Co-Authored-By: Claude <noreply@anthropic.com>