NowPPSM service appliance

Make touchscreen, status, service portal, diagnostics boundaries, and network status reliable.

NextAutomatic provisioning

Implement phone health report and ADB-driven install/config/verify workflow.

NextMessage package workflow

USB import, validation, WAV package handling, deployment to PPOE, and rollback strategy.

NextTTS strategy

Document that PPOE excludes live/runtime TTS and evaluate future PPSM content compilation separately.

LaterReceiver nodes

Resume receiver architecture after PPSM installer workflow stabilizes.

LaterUnified audio engine

Unify live audio, chimes, messages, and sequences only when the risk/reward is clearly justified.