Upgrade Flutter packages and fix breaking changes for Riverpod 3.0

Major package upgrades:
- Riverpod 2.x → 3.0.3 (breaking changes)
- flutter_appauth 7.0.0 → 11.0.0
- go_router 14.0.0 → 17.0.0
- permission_handler 11.3.0 → 12.0.1
- flutter_lints 5.0.0 → 6.0.0
- animate_do 3.1.2 → 4.2.0
- Plus 41 transitive dependency updates

Breaking changes fixed:

Riverpod 3.0 migration:
- Replace StateProvider with NotifierProvider pattern
- Update .valueOrNull to proper async value handling with .future
- Create LanguageNotifier and ThemeModeNotifier classes
- Fix all provider async value access patterns

Google Maps Navigation API updates:
- Rename GoogleMapsNavigationViewController to GoogleNavigationViewController
- Update Waypoint to NavigationWaypoint.withLatLngTarget
- Migrate controller methods to static GoogleMapsNavigator methods
- Update event listener types and callbacks

Localization system fixes:
- Update l10n.yaml synthetic-package configuration
- Fix import paths from flutter_gen to package imports
- Add errorTitle translation key for both en/fr
- Remove unnecessary null-aware operators (AppLocalizations is non-nullable)
- Regenerate localization files

iOS/macOS configuration:
- Update CocoaPods dependencies (AppAuth 1.7.5 → 2.0.0)
- Create missing Profile.xcconfig files for both platforms
- Sync Podfile.lock files with updated dependencies

Code quality:
- Fix all analyzer errors (0 errors remaining)
- Resolve deprecated API usage warnings
- Update async/await patterns for better error handling

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

lib/pages/navigation_page.dart

@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:google_navigation_flutter/google_navigation_flutter.dart';
-import 'package:flutter_gen/gen_l10n/app_localizations.dart';
+import 'package:planb_logistic/l10n/app_localizations.dart';
 import '../models/delivery.dart';
 import '../services/location_permission_service.dart';
 import '../components/navigation_tc_dialog.dart';
@@ -186,8 +186,7 @@ class _NavigationPageState extends ConsumerState<NavigationPage> {
       },
       denied: () {
         _showErrorDialog(
-          AppLocalizations.of(context)?.locationPermissionDenied ??
-              'Location permission denied. Navigation cannot proceed.',
+          AppLocalizations.of(context).locationPermissionDenied,
         );
         widget.onNavigationCancelled?.call();
       },
@@ -233,7 +232,7 @@ class _NavigationPageState extends ConsumerState<NavigationPage> {
     showDialog(
       context: context,
       builder: (context) => AlertDialog(
-        title: Text(AppLocalizations.of(context)?.error ?? 'Error'),
+        title: Text(AppLocalizations.of(context).errorTitle),
         content: Text(message),
         actions: [
           TextButton(
@@ -241,7 +240,7 @@ class _NavigationPageState extends ConsumerState<NavigationPage> {
               Navigator.of(context).pop();
               widget.onNavigationCancelled?.call();
             },
-            child: Text(AppLocalizations.of(context)?.ok ?? 'OK'),
+            child: Text(AppLocalizations.of(context).ok),
           ),
         ],
       ),