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/app/router/app_router.dart

@@ -0,0 +1,37 @@
+/// Configuration centralisée des routes de l'application
+/// 
+/// Gère toutes les routes et la navigation de l'application UnionFlow
+library app_router;
+
+import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import '../../features/authentication/presentation/bloc/auth_bloc.dart';
+import '../../features/authentication/presentation/pages/login_page.dart';
+import '../../core/navigation/main_navigation_layout.dart';
+
+/// Configuration des routes de l'application
+class AppRouter {
+  /// Routes principales de l'application
+  static Map<String, WidgetBuilder> get routes => {
+    '/': (context) => BlocBuilder<AuthBloc, AuthState>(
+      builder: (context, state) {
+        if (state is AuthLoading) {
+          return const Scaffold(
+            body: Center(
+              child: CircularProgressIndicator(),
+            ),
+          );
+        } else if (state is AuthAuthenticated) {
+          return const MainNavigationLayout();
+        } else {
+          return const LoginPage();
+        }
+      },
+    ),
+    '/dashboard': (context) => const MainNavigationLayout(),
+    '/login': (context) => const LoginPage(),
+  };
+
+  /// Route initiale de l'application
+  static const String initialRoute = '/';
+}