feat(unionflow): ajout Spec-Kit, constitution, mission mutuelles

- Config Spec-Kit pour Spec-Driven Development
- CONSTITUTION.md + .specify/memory/constitution.md
- Commandes Cursor /speckit.*, règles projet
- Mission: associations + mutuelles d'épargne et de financement
- .gitignore: versionner config spec-kit unionflow

Made-with: Cursor

unionflow/unionflow-mobile-apps/lib/features/admin/di/admin_di.dart

@@ -0,0 +1,15 @@
+library admin_di;
+
+import 'package:get_it/get_it.dart';
+import 'package:dio/dio.dart';
+import '../bloc/admin_users_bloc.dart';
+import '../data/repositories/admin_user_repository.dart';
+
+void registerAdminDependencies(GetIt getIt) {
+  getIt.registerLazySingleton<AdminUserRepository>(
+    () => AdminUserRepositoryImpl(getIt<Dio>()),
+  );
+  getIt.registerFactory<AdminUsersBloc>(
+    () => AdminUsersBloc(getIt<AdminUserRepository>()),
+  );
+}