feat: implement splash and onboarding flows, update app assets, and add project design documentation

apps/rider/lib/core/di.dart

@@ -1,6 +1,8 @@
 import 'package:get_it/get_it.dart';
 import 'api/api_client.dart';
+import 'api/antlaq_api.dart';
 import 'storage/token_store.dart';
+import 'storage/saved_places_store.dart';
 import '../features/auth/data/auth_repository.dart';
 import '../features/home/data/maps_repository.dart';
 import '../features/home/data/tariff_repository.dart';
@@ -21,8 +23,9 @@ Future<void> setupDi() async {
   );
 
   // ميزات Phase 1: الخرائط + الأسعار
+  getIt.registerLazySingleton<AntlaqApi>(() => AntlaqApi());
   getIt.registerLazySingleton<MapsRepository>(
-    () => MapsRepository(getIt<ApiClient>()),
+    () => MapsRepository(getIt<AntlaqApi>(), getIt<ApiClient>()),
   );
   getIt.registerLazySingleton<TariffRepository>(
     () => TariffRepository(getIt<ApiClient>()),
@@ -44,4 +47,6 @@ Future<void> setupDi() async {
   getIt.registerLazySingleton<FcmService>(
     () => FcmService(getIt<TripEventMerger>()),
   );
+
+  getIt.registerLazySingleton<SavedPlacesStore>(() => SavedPlacesStore());
 }