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/data/models/cached_goal.g.dart

@@ -0,0 +1,68 @@
+part of 'cached_goal_model.dart';
+
+class CachedGoalAdapter extends TypeAdapter<CachedGoal> {
+  @override
+  final int typeId = 0;
+
+  @override
+  CachedGoal read(BinaryReader reader) {
+    final numOfFields = reader.readByte();
+    final fields = <int, dynamic>{
+      for (int i = 0; i < numOfFields; i++) reader.readByte(): reader.read(),
+    };
+    return CachedGoal(
+      id: fields[0] as String,
+      ownerId: fields[1] as String,
+      title: fields[2] as String,
+      description: fields[3] as String?,
+      progress: fields[4] as int,
+      locationLat: fields[5] as double?,
+      locationLng: fields[6] as double?,
+      locationName: fields[7] as String?,
+      imageUrl: fields[8] as String?,
+      completed: fields[9] as bool,
+      createdAt: fields[10] as DateTime,
+      updatedAt: fields[11] as DateTime,
+      isDirty: fields[12] as bool,
+    );
+  }
+
+  @override
+  void write(BinaryWriter writer, CachedGoal obj) {
+    writer.writeByte(13);
+    writer.writeByte(0);
+    writer.write(obj.id);
+    writer.writeByte(1);
+    writer.write(obj.ownerId);
+    writer.writeByte(2);
+    writer.write(obj.title);
+    writer.writeByte(3);
+    writer.write(obj.description);
+    writer.writeByte(4);
+    writer.write(obj.progress);
+    writer.writeByte(5);
+    writer.write(obj.locationLat);
+    writer.writeByte(6);
+    writer.write(obj.locationLng);
+    writer.writeByte(7);
+    writer.write(obj.locationName);
+    writer.writeByte(8);
+    writer.write(obj.imageUrl);
+    writer.writeByte(9);
+    writer.write(obj.completed);
+    writer.writeByte(10);
+    writer.write(obj.createdAt);
+    writer.writeByte(11);
+    writer.write(obj.updatedAt);
+    writer.writeByte(12);
+    writer.write(obj.isDirty);
+  }
+
+  @override
+  int get hashCode => typeId.hashCode;
+
+  @override
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is CachedGoalAdapter && runtimeType == other.runtimeType && typeId == other.typeId;
+}