Pin favorited contacts to top of contacts list

Adds a configurable setting to group favorited contacts under a
Favorites header, with remaining contacts under All Contacts.
Includes l10n strings and falls back to existing behavior when
no favorites exist.

Author: ChristofferRS

lib/l10n/app_en.arb

@@ -265,6 +265,8 @@
   "appSettings_languageUk": "Українська",
   "appSettings_enableMessageTracing": "Enable Message Tracing",
   "appSettings_enableMessageTracingSubtitle": "Show detailed routing and timing metadata for messages",
+  "appSettings_enableFavoritesSection": "Separate Favorites Section",
+  "appSettings_enableFavoritesSectionSubtitle": "Show separate favorites section at top of contacts",
   "appSettings_notifications": "Notifications",
   "appSettings_enableNotifications": "Enable Notifications",
   "appSettings_enableNotificationsSubtitle": "Receive notifications for messages and adverts",
@@ -1986,6 +1988,8 @@
   "contacts_zeroHopContactAdvertFailed": "Failed to send contact.",
   "contacts_contactAdvertCopied": "Advert copied to Clipboard.",
   "contacts_contactAdvertCopyFailed": "Copying advert to Clipboard failed.",
+  "contacts_sectionFavorites": "Favorites",
+  "contacts_sectionAll": "All Contacts",
   "notification_activityTitle": "MeshCore Activity",
   "notification_messagesCount": "{count} {count, plural, =1{message} other{messages}}",
   "@notification_messagesCount": {

lib/l10n/app_localizations.dart

@@ -1336,6 +1336,18 @@ abstract class AppLocalizations {
   /// **'Show detailed routing and timing metadata for messages'**
   String get appSettings_enableMessageTracingSubtitle;
 
+  /// No description provided for @appSettings_enableFavoritesSection.
+  ///
+  /// In en, this message translates to:
+  /// **'Separate Favorites Section'**
+  String get appSettings_enableFavoritesSection;
+
+  /// No description provided for @appSettings_enableFavoritesSectionSubtitle.
+  ///
+  /// In en, this message translates to:
+  /// **'Show separate favorites section at top of contacts'**
+  String get appSettings_enableFavoritesSectionSubtitle;
+
   /// No description provided for @appSettings_notifications.
   ///
   /// In en, this message translates to:
@@ -5926,6 +5938,18 @@ abstract class AppLocalizations {
   /// **'Copying advert to Clipboard failed.'**
   String get contacts_contactAdvertCopyFailed;
 
+  /// No description provided for @contacts_sectionFavorites.
+  ///
+  /// In en, this message translates to:
+  /// **'Favorites'**
+  String get contacts_sectionFavorites;
+
+  /// No description provided for @contacts_sectionAll.
+  ///
+  /// In en, this message translates to:
+  /// **'All Contacts'**
+  String get contacts_sectionAll;
+
   /// No description provided for @notification_activityTitle.
   ///
   /// In en, this message translates to:

lib/l10n/app_localizations_bg.dart

@@ -673,6 +673,13 @@ class AppLocalizationsBg extends AppLocalizations {
   String get appSettings_enableMessageTracingSubtitle =>
       'Показване на подробни метаданни за маршрутизация и синхронизация за съобщения';
 
+  @override
+  String get appSettings_enableFavoritesSection => 'Separate Favorites Section';
+
+  @override
+  String get appSettings_enableFavoritesSectionSubtitle =>
+      'Show separate favorites section at top of contacts';
+
   @override
   String get appSettings_notifications => 'Уведомления';
 
@@ -3403,6 +3410,12 @@ class AppLocalizationsBg extends AppLocalizations {
   String get contacts_contactAdvertCopyFailed =>
       'Копирането на обявата в клипборда не успя.';
 
+  @override
+  String get contacts_sectionFavorites => 'Favorites';
+
+  @override
+  String get contacts_sectionAll => 'All Contacts';
+
   @override
   String get notification_activityTitle => 'Активност на MeshCore';
 

lib/l10n/app_localizations_de.dart

@@ -668,6 +668,13 @@ class AppLocalizationsDe extends AppLocalizations {
   String get appSettings_enableMessageTracingSubtitle =>
       'Detaillierte Routing- und Timing-Metadaten für Nachrichten anzeigen';
 
+  @override
+  String get appSettings_enableFavoritesSection => 'Separate Favorites Section';
+
+  @override
+  String get appSettings_enableFavoritesSectionSubtitle =>
+      'Show separate favorites section at top of contacts';
+
   @override
   String get appSettings_notifications => 'Benachrichtigungen';
 
@@ -3411,6 +3418,12 @@ class AppLocalizationsDe extends AppLocalizations {
   String get contacts_contactAdvertCopyFailed =>
       'Kopieren der Ankündigung in die Zwischenablage fehlgeschlagen.';
 
+  @override
+  String get contacts_sectionFavorites => 'Favorites';
+
+  @override
+  String get contacts_sectionAll => 'All Contacts';
+
   @override
   String get notification_activityTitle => 'MeshCore Aktivität';
 

lib/l10n/app_localizations_en.dart

@@ -658,6 +658,13 @@ class AppLocalizationsEn extends AppLocalizations {
   String get appSettings_enableMessageTracingSubtitle =>
       'Show detailed routing and timing metadata for messages';
 
+  @override
+  String get appSettings_enableFavoritesSection => 'Separate Favorites Section';
+
+  @override
+  String get appSettings_enableFavoritesSectionSubtitle =>
+      'Show separate favorites section at top of contacts';
+
   @override
   String get appSettings_notifications => 'Notifications';
 
@@ -3344,6 +3351,12 @@ class AppLocalizationsEn extends AppLocalizations {
   String get contacts_contactAdvertCopyFailed =>
       'Copying advert to Clipboard failed.';
 
+  @override
+  String get contacts_sectionFavorites => 'Favorites';
+
+  @override
+  String get contacts_sectionAll => 'All Contacts';
+
   @override
   String get notification_activityTitle => 'MeshCore Activity';
 

lib/l10n/app_localizations_es.dart

@@ -670,6 +670,13 @@ class AppLocalizationsEs extends AppLocalizations {
   String get appSettings_enableMessageTracingSubtitle =>
       'Mostrar metadatos detallados de enrutamiento y tiempo para los mensajes';
 
+  @override
+  String get appSettings_enableFavoritesSection => 'Separate Favorites Section';
+
+  @override
+  String get appSettings_enableFavoritesSectionSubtitle =>
+      'Show separate favorites section at top of contacts';
+
   @override
   String get appSettings_notifications => 'Notificaciones';
 
@@ -3403,6 +3410,12 @@ class AppLocalizationsEs extends AppLocalizations {
   String get contacts_contactAdvertCopyFailed =>
       'Copiar anuncio al Portapapeles ha fallado.';
 
+  @override
+  String get contacts_sectionFavorites => 'Favorites';
+
+  @override
+  String get contacts_sectionAll => 'All Contacts';
+
   @override
   String get notification_activityTitle => 'Actividad de MeshCore';
 

lib/l10n/app_localizations_fr.dart

@@ -674,6 +674,13 @@ class AppLocalizationsFr extends AppLocalizations {
   String get appSettings_enableMessageTracingSubtitle =>
       'Afficher les métadonnées détaillées de routage et de synchronisation des messages';
 
+  @override
+  String get appSettings_enableFavoritesSection => 'Separate Favorites Section';
+
+  @override
+  String get appSettings_enableFavoritesSectionSubtitle =>
+      'Show separate favorites section at top of contacts';
+
   @override
   String get appSettings_notifications => 'Notifications';
 
@@ -3424,6 +3431,12 @@ class AppLocalizationsFr extends AppLocalizations {
   String get contacts_contactAdvertCopyFailed =>
       'La copie de l\'annonce vers le presse-papiers a échoué.';
 
+  @override
+  String get contacts_sectionFavorites => 'Favorites';
+
+  @override
+  String get contacts_sectionAll => 'All Contacts';
+
   @override
   String get notification_activityTitle => 'Activité MeshCore';
 

lib/l10n/app_localizations_hu.dart

@@ -674,6 +674,13 @@ class AppLocalizationsHu extends AppLocalizations {
   String get appSettings_enableMessageTracingSubtitle =>
       'Adja meg a üzenetek részletes útvonal- és időzítési adatokat.';
 
+  @override
+  String get appSettings_enableFavoritesSection => 'Separate Favorites Section';
+
+  @override
+  String get appSettings_enableFavoritesSectionSubtitle =>
+      'Show separate favorites section at top of contacts';
+
   @override
   String get appSettings_notifications => 'Értesítések';
 
@@ -3420,6 +3427,12 @@ class AppLocalizationsHu extends AppLocalizations {
   String get contacts_contactAdvertCopyFailed =>
       'Az hirdetés másolása a vágólapra sikertelen.';
 
+  @override
+  String get contacts_sectionFavorites => 'Favorites';
+
+  @override
+  String get contacts_sectionAll => 'All Contacts';
+
   @override
   String get notification_activityTitle => 'MeshCore tevékenységek';
 

lib/l10n/app_localizations_it.dart

@@ -672,6 +672,13 @@ class AppLocalizationsIt extends AppLocalizations {
   String get appSettings_enableMessageTracingSubtitle =>
       'Mostra metadati dettagliati su instradamento e tempi per i messaggi';
 
+  @override
+  String get appSettings_enableFavoritesSection => 'Separate Favorites Section';
+
+  @override
+  String get appSettings_enableFavoritesSectionSubtitle =>
+      'Show separate favorites section at top of contacts';
+
   @override
   String get appSettings_notifications => 'Notifiche';
 
@@ -3408,6 +3415,12 @@ class AppLocalizationsIt extends AppLocalizations {
   String get contacts_contactAdvertCopyFailed =>
       'Copia dell\'annuncio nella Clipboard non riuscita.';
 
+  @override
+  String get contacts_sectionFavorites => 'Favorites';
+
+  @override
+  String get contacts_sectionAll => 'All Contacts';
+
   @override
   String get notification_activityTitle => 'Attività MeshCore';
 

lib/l10n/app_localizations_ja.dart

@@ -643,6 +643,13 @@ class AppLocalizationsJa extends AppLocalizations {
   String get appSettings_enableMessageTracingSubtitle =>
       'メッセージに関する詳細な経路およびタイミングに関するメタデータを表示する';
 
+  @override
+  String get appSettings_enableFavoritesSection => 'Separate Favorites Section';
+
+  @override
+  String get appSettings_enableFavoritesSectionSubtitle =>
+      'Show separate favorites section at top of contacts';
+
   @override
   String get appSettings_notifications => '通知';
 
@@ -3252,6 +3259,12 @@ class AppLocalizationsJa extends AppLocalizations {
   @override
   String get contacts_contactAdvertCopyFailed => '広告のコピーがクリップボードにコピーできませんでした。';
 
+  @override
+  String get contacts_sectionFavorites => 'Favorites';
+
+  @override
+  String get contacts_sectionAll => 'All Contacts';
+
   @override
   String get notification_activityTitle => 'メッシュコアの活動';