Add radio statistics and localization updates

- Implemented radio statistics features in multiple screens including chat, channels, and settings.
- Added localization for new strings in Swedish, Ukrainian, and Chinese.
- Introduced a setting to jump to the oldest unread message in chat and channels.
- Enhanced path management and display for contacts and messages.
- Updated app settings to include new boolean for jumping to the oldest unread message.
- Improved battery indicator and radio stats display in the app bar.
- Removed unused wakelock_plus dependency and updated plugin registrations.

lib/screens/app_settings_screen.dart

@@ -291,6 +291,16 @@ class AppSettingsScreen extends StatelessWidget {
             },
           ),
           const Divider(height: 1),
+          SwitchListTile(
+            secondary: const Icon(Icons.vertical_align_top),
+            title: Text(context.l10n.appSettings_jumpToOldestUnread),
+            subtitle: Text(
+              context.l10n.appSettings_jumpToOldestUnreadSubtitle,
+            ),
+            value: settingsService.settings.jumpToOldestUnread,
+            onChanged: settingsService.setJumpToOldestUnread,
+          ),
+          const Divider(height: 1),
           SwitchListTile(
             secondary: const Icon(Icons.alt_route),
             title: Text(context.l10n.appSettings_autoRouteRotation),
@@ -689,6 +699,12 @@ class AppSettingsScreen extends StatelessWidget {
         return context.l10n.appSettings_languageRu;
       case 'uk':
         return context.l10n.appSettings_languageUk;
+      case 'hu':
+        return context.l10n.appSettings_languageHu;
+      case 'ja':
+        return context.l10n.appSettings_languageJa;
+      case 'ko':
+        return context.l10n.appSettings_languageKo;
       default:
         return context.l10n.appSettings_languageSystem;
     }
@@ -776,6 +792,18 @@ class AppSettingsScreen extends StatelessWidget {
                   title: Text(context.l10n.appSettings_languageUk),
                   value: 'uk',
                 ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageHu),
+                  value: 'hu',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageJa),
+                  value: 'ja',
+                ),
+                RadioListTile<String?>(
+                  title: Text(context.l10n.appSettings_languageKo),
+                  value: 'ko',
+                ),
               ],
             ),
           ),