Language support

mobile-app/l10n.yaml

@@ -0,0 +1,3 @@
+arb-dir: lib/l10n
+template-arb-file: app_en.arb
+output-localization-file: app_localizations.dart

mobile-app/lib/app.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:resonance_network_wallet/providers/l10n_provider.dart';
 import 'package:resonance_network_wallet/wallet_initializer.dart';
 import 'package:resonance_network_wallet/v2/screens/auth/auth_wrapper.dart';
 import 'package:resonance_network_wallet/v2/theme/app_theme.dart';
@@ -8,6 +9,7 @@ import 'package:resonance_network_wallet/services/notification_integration_servi
 import 'package:resonance_network_wallet/services/referral_service.dart';
 import 'package:resonance_network_wallet/services/telemetry_navigator_observer.dart';
 import 'package:resonance_network_wallet/services/deep_link_service.dart';
+import 'package:resonance_network_wallet/l10n/app_localizations.dart';
 import 'dart:io' show Platform;
 
 class ResonanceWalletApp extends ConsumerStatefulWidget {
@@ -35,8 +37,14 @@ class _ResonanceWalletAppState extends ConsumerState<ResonanceWalletApp> {
 
   @override
   Widget build(BuildContext context) {
+    final appLocale = ref.watch(selectedAppLocaleProvider);
+
     return MaterialApp(
       title: 'Quantus Wallet',
+      locale: appLocale.flutterLocale,
+      // Framework widgets only; app strings use l10nProvider (see l10n_provider.dart).
+      localizationsDelegates: AppLocalizations.localizationsDelegates,
+      supportedLocales: AppLocalizations.supportedLocales,
       navigatorObservers: [TelemetryNavigatorObserver()],
       initialRoute: '/',
       routes: {'/': (context) => const WalletInitializer()},