- Implemented GPX export and import features in GpxService for location trails.
- Added UI controls for exporting and importing trails in the TrailControls widget.
- Introduced localization strings for GPX operations in Italian and Slovenian.
- Enhanced MapProvider to manage imported trails and toggle visibility for contact trails.
- Updated trail color management with TrailColorService for consistent color assignment based on contact roles.
- Improved UI for displaying contact trails with toggle options for individual and all contact trails.
- Refactored detailed compass dialog to remove unnecessary path toggle button for contacts.
- Updated `app_localizations_sl.dart` with new strings for trail management, device information, and error messages.
- Enhanced `app_sl.arb` with corresponding translations for the new strings.
- Refactored `device_config_screen.dart` to utilize localized strings for device information and error handling.
- Modified `map_tab.dart` to remove unused trail stats overlay.
- Improved `ble_response_handler.dart` to include additional debug information for parsed contacts and advertisements.
- Updated `trail_controls.dart` to use localized strings for trail management UI, including trail visibility toggle and confirmation dialogs.
- Added BleCommandQueue to manage command serialization and responses in BleCommandSender.
- Updated writeData, writeDataAndWaitForAck, and writeDataAndWaitForResponse methods to utilize the command queue.
- Enhanced BleResponseHandler to complete commands based on responses received from the BLE device.
- Introduced new commands for channel management, including getChannel and setChannel.
- Created LocationTrailLayer and TrailControls widgets for displaying and managing location trails on the map.
- Added PermissionRequestDialog to handle location permission requests on app startup.
- Updated LocationTrackingService to allow GPS tracking without a BLE connection.
