Add contact settings and discovery features

- Implemented contact settings in localization files for Swedish, Ukrainian, and Chinese.
- Added new DiscoveryContact model to handle discovered contacts.
- Created DiscoveryScreen to display discovered contacts with filtering and sorting options.
- Integrated contact discovery storage to persist discovered contacts.
- Updated settings screen to include options for automatic contact addition.
- Enhanced app bar and list filter widgets for better user experience.
- Fixed variable naming inconsistencies in contact model.

lib/services/ble_debug_log_service.dart

@@ -215,8 +215,8 @@ class BleDebugLogService extends ChangeNotifier {
         return 'RESP_CODE_CHANNEL_MSG_RECV_V3';
       case respCodeChannelInfo:
         return 'RESP_CODE_CHANNEL_INFO';
-      case respCodeRadioSettings:
-        return 'RESP_CODE_RADIO_SETTINGS';
+      case respCodeAutoAddConfig:
+        return 'RESP_CODE_AUTO_ADD_CONFIG';
       case pushCodeTraceData:
         return 'PUSH_CODE_TRACE_DATA';
       default: