Initial commit: Plan B Logistics Flutter app with dark mode and responsive design

Implements complete refactor of Ionic Angular logistics app to Flutter/Dart with:
- Svrnty dark mode console theme (Material Design 3)
- Responsive layouts (mobile, tablet, desktop) following FRONTEND standards
- CQRS API integration with Result<T> error handling
- OAuth2/OIDC authentication support (mocked for initial testing)
- Delivery route and delivery management features
- Multi-language support (EN/FR) with i18n
- Native integrations (camera, phone calls, maps)
- Strict typing throughout codebase
- Mock data for UI testing without backend

Follows all FRONTEND style guides, design patterns, and conventions.
App is running in dark mode and fully responsive across all device sizes.

Co-Authored-By: Claude <noreply@anthropic.com>

test/widget_test.dart

@@ -0,0 +1,17 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:planb_logistic/main.dart';
+
+void main() {
+  testWidgets('App smoke test', (WidgetTester tester) async {
+    await tester.pumpWidget(
+      const ProviderScope(
+        child: PlanBLogisticApp(),
+      ),
+    );
+
+    // Verify that the app loads
+    expect(find.byType(MaterialApp), findsOneWidget);
+  });
+}