f655adfbea
Migrate app code into canonical feature slices, add phone-only AI digest scheduling and review, wire local notification/background task support, and cover the flow with tests.
Sync Slice
This slice owns queued mutation persistence and backend sync orchestration.
application/: background runner, coordinator, and trigger logic.data/: sync queue repository and persistence adapters.presentation/sync_view.dart: manual sync UI and diagnostics.
This slice is where future backend sessions should focus once the client data model is stable enough to sync.