patch small issue with trad and theme

lib/presentation/widgets/system/language_picker.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import '../../../l10n/app_localizations.dart';
 import '../../providers/locale_provider.dart';
 
 /// Sélecteur de langue de l'application (parmi [supportedLocales]).
@@ -14,11 +15,13 @@ class LanguagePicker extends StatelessWidget {
     required this.onSelect,
   });
 
-  static const _names = {'en': 'English', 'fr': 'Français'};
   static const _flags = {'en': '🇬🇧', 'fr': '🇫🇷'};
 
   @override
   Widget build(BuildContext context) {
+    final l = AppLocalizations.of(context)!;
+    final names = {'en': l.langEnglish, 'fr': l.langFrench};
+
     return Column(
       children: supportedLocales.map((locale) {
         final isSelected = locale.languageCode == selected.languageCode;
@@ -41,7 +44,7 @@ class LanguagePicker extends StatelessWidget {
                 Text(_flags[locale.languageCode] ?? '', style: const TextStyle(fontSize: 22)),
                 const SizedBox(width: 16),
                 Text(
-                  _names[locale.languageCode] ?? locale.languageCode,
+                  names[locale.languageCode] ?? locale.languageCode,
                   style: TextStyle(
                     fontSize: 16,
                     fontWeight: FontWeight.w600,

lib/presentation/widgets/system/palette_picker.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import '../../../l10n/app_localizations.dart';
 import '../../providers/theme_provider.dart';
 
 /// Sélecteur de palette de couleurs de l'application.
@@ -9,6 +10,9 @@ class PalettePicker extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    final l = AppLocalizations.of(context)!;
+    final paletteNames = [l.palette0, l.palette1, l.palette2, l.palette3, l.palette4];
+
     return Column(
       children: List.generate(appPalettes.length, (i) {
         final p = appPalettes[i];
@@ -53,7 +57,7 @@ class PalettePicker extends StatelessWidget {
                 ),
                 const SizedBox(width: 16),
                 Text(
-                  p.name,
+                  paletteNames[i],
                   style: TextStyle(
                     fontSize: 16,
                     fontWeight: FontWeight.w600,