Replace geofence polling with native Android geofence

lib/features/shared/providers/core_providers.dart

@@ -1,5 +1,6 @@
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
+import '../../homes/services/geofence_automation_service.dart';
 import '../../../services/api_client.dart';
 import '../../../services/settings_service.dart';
 
@@ -8,3 +9,9 @@ final settingsServiceProvider = Provider((ref) => SettingsService());
 
 /// API-клиент текущего дома. Конфигурация меняется через init().
 final apiProvider = Provider((ref) => IgnisApi());
+
+/// Нативная geofence-автоматика Android.
+final geofenceAutomationServiceProvider = Provider(
+  (ref) =>
+      GeofenceAutomationService(settingsService: ref.read(settingsServiceProvider)),
+);