- Flutter: drift + SQLCipher local store for tone samples/KV with
secure-storage passphrase; migrate legacy SharedPreferences
- Core: FCM notifyUser on escalation, admin push-test, push metrics,
DELETE session for multi-device logout
- Docs/roadmap B checkboxes updated; Linux SQLCipher apt notes
Co-authored-by: okuma <o0kuma@users.noreply.github.com>
Scaffold `mobile/` against core-backend APIs (signup, chat, draft,
veto, retract, autonomy/whitelist). Update roadmap/README/AGENTS so
participant PoC #1/#3 stays the final Phase 1 step after app build.
Co-authored-by: okuma <o0kuma@users.noreply.github.com>