feat: add device authentication, place gates support, and PiP navigation features

apps/siro_maps/lib/logic/cubits/navigation/navigation_cubit.dart

@@ -12,6 +12,7 @@ import '../../../core/constants/app_colors.dart';
 import '../../../core/services/car_platform_bridge.dart';
 import '../../../core/services/connectivity_service.dart';
 import '../../../core/services/location_service.dart';
+import '../../../core/services/pip_service.dart';
 import '../../../core/services/tts_service.dart';
 import '../../../core/services/vehicle_icon_generator.dart';
 import 'package:shared_preferences/shared_preferences.dart';
@@ -770,6 +771,7 @@ class NavigationCubit extends Cubit<NavigationState> {
       maneuver: initialModifier,
       isNavigating: true,
     );
+    PipService.instance.setNavigating(true);
   }
 
   void stopNavigation() {
@@ -778,6 +780,7 @@ class NavigationCubit extends Cubit<NavigationState> {
     _movementInterpolationTimer = null;
     ttsService.stop();
     CarPlatformBridge.stopNavigation();
+    PipService.instance.setNavigating(false);
     _lastTraveledIndexInFullRoute = 0;
     _offRouteStartTime = null;
     _hasAnnouncedEarlyStepIndex = null;

apps/siro_maps/lib/logic/cubits/navigation/navigation_state.dart

@@ -118,6 +118,16 @@ class NavigationState extends Equatable {
     return '$minutes دقيقة';
   }
 
+  String get formattedDistanceToStep {
+    if (distanceToNextStep >= 1000) {
+      return '${(distanceToNextStep / 1000).toStringAsFixed(1)} كم';
+    }
+    if (distanceToNextStep > 0) {
+      return '${distanceToNextStep.round()} م';
+    }
+    return '';
+  }
+
   NavigationState copyWith({
     NavigationStatus? status,
     LatLng? myLocation,