feat: Complete Phase 1 - Full Flutter app implementation with comprehensive features

Version: 1.1.0

Major changes:
- Implemented complete Flutter app structure with all core features
- Added comprehensive UI screens for auth, countdown, goals, profile, settings, and social features
- Integrated Supabase backend with authentication and data repositories
- Added offline support with Hive caching and local storage
- Implemented comprehensive routing with go_router
- Added location services with Google Maps integration
- Implemented notifications and home widget support
- Added voice recording capabilities and AI chat features
- Created comprehensive test suite and documentation
- Added Android and iOS platform configurations
- Implemented achievements system and social features
- Added calendar integration and bucket list functionality

This represents a complete Phase 1 milestone with 3,775 additions across 31 files.

lifetimer/lib/features/onboarding/application/onboarding_controller.dart

@@ -0,0 +1,63 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:hive_flutter/hive_flutter.dart';
+import '../../../core/services/analytics_service.dart';
+
+class OnboardingController extends StateNotifier<bool> {
+  final AnalyticsService _analytics = AnalyticsService();
+  static const String _onboardingKey = 'onboarding_completed';
+  
+  OnboardingController() : super(false) {
+    _loadOnboardingStatus();
+  }
+
+  Future<void> _loadOnboardingStatus() async {
+    try {
+      final box = await Hive.openBox('app_settings');
+      final completed = box.get(_onboardingKey, defaultValue: false);
+      state = completed;
+    } catch (e) {
+      state = false;
+    }
+  }
+
+  Future<void> completeOnboarding() async {
+    try {
+      final box = await Hive.openBox('app_settings');
+      await box.put(_onboardingKey, true);
+      state = true;
+      _analytics.logOnboardingCompleted();
+    } catch (e) {
+      _analytics.logError(error: e.toString(), context: 'completeOnboarding');
+    }
+  }
+
+  Future<void> skipOnboarding() async {
+    try {
+      final box = await Hive.openBox('app_settings');
+      await box.put(_onboardingKey, true);
+      state = true;
+      _analytics.logOnboardingCompleted();
+    } catch (e) {
+      _analytics.logError(error: e.toString(), context: 'skipOnboarding');
+    }
+  }
+
+  void completeStep(String stepName) {
+    _analytics.logOnboardingStepCompleted(stepName: stepName);
+  }
+
+  Future<void> resetOnboarding() async {
+    try {
+      final box = await Hive.openBox('app_settings');
+      await box.put(_onboardingKey, false);
+      state = false;
+    } catch (e) {
+      _analytics.logError(error: e.toString(), context: 'resetOnboarding');
+    }
+  }
+}
+
+final onboardingControllerProvider =
+    StateNotifierProvider<OnboardingController, bool>((ref) {
+  return OnboardingController();
+});