# Tasks: alarm-clock-module

## Phase 1: domain and tests
- [ ] Add alarm domain models: alarm, vacation range, skip/exception, execution status.
- [ ] Add recurrence calculator with tests for one-shot, weekdays, vacations, skip-next, snooze.
- [ ] Add alarm persistence service with tests.

## Phase 2: Android scheduling bridge
- [ ] Add MethodChannel scheduler interface in Flutter.
- [ ] Add Kotlin scheduler using AlarmManager/setAlarmClock.
- [ ] Add BroadcastReceiver for alarm firing and pre-alarm actions.
- [ ] Add manifest permissions and receiver declarations.
- [ ] Add diagnostics method for exact alarm permission.

## Phase 3: app state and UI
- [ ] Add `EstadoAlarmas` or integrate alarm slice without bloating `EstadoRadio`.
- [ ] Add alarms tab/entry point.
- [ ] Add alarm list, editor, vacation ranges UI, and diagnostics panel.
- [ ] Add ringing screen with stop/snooze 3/5/10.

## Phase 4: audio fallback
- [ ] Add bundled internal alarm sounds under assets.
- [ ] Implement fallback sequence with timeouts.
- [ ] Add optional fallback station selection.
- [ ] Add volume/fade-in behavior.

## Phase 5: verification
- [ ] Run `dart format`.
- [ ] Run `flutter analyze --no-fatal-infos`.
- [ ] Run targeted tests if local runner does not hang.
- [ ] Document Android limitations and permission flow.