feat: add route history, map controls, and geofence/FP management

- Position history with polyline trail and date range picker
  - Map style selector (standard, voyager, light, dark, satellite) persisted via SharedPreferences
  - Geofence and frequent place CRUD with info cards
  - Device banner with swipeable carousel
  - Refresh position button
  - Widget extraction: map controls, info cards, device banner, modal overlay

apps/mobile_app/lib/providers/legacy_heartbeat_service.dart

@@ -1,5 +1,6 @@
 import 'dart:async';
 
+import 'package:dio/dio.dart';
 import 'package:flutter/foundation.dart';
 import 'package:sf_infrastructure/sf_infrastructure.dart';
 
@@ -35,8 +36,10 @@ class LegacyHeartbeatService {
       debugPrint('[LegacyHeartbeat] /auth/me => OK');
     } catch (e) {
       debugPrint('[LegacyHeartbeat] error: $e');
-      stop();
-      _onUnauthorized();
+      if (e is DioException && e.response?.statusCode == 401) {
+        stop();
+        _onUnauthorized();
+      }
     }
   }
 }