feat: integrate Microsoft Clarity for mobile session recording and heatmaps

lib/core/analytics/clarity_analytics.dart

@@ -0,0 +1,14 @@
+import 'package:clarity_flutter/clarity_flutter.dart';
+
+/// Microsoft Clarity configuration — separate mobile project so recordings
+/// and heatmaps are isolated from web traffic.
+class ClarityAnalytics {
+  ClarityAnalytics._();
+
+  static const _projectId = 'wgtcstm336';
+
+  static final ClarityConfig config = ClarityConfig(
+    projectId: _projectId,
+    logLevel: LogLevel.None,
+  );
+}

lib/main.dart

@@ -1,8 +1,10 @@
+import 'package:clarity_flutter/clarity_flutter.dart';
 import 'package:firebase_core/firebase_core.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:real_estate_mobile/config/app_config.dart';
 import 'package:real_estate_mobile/config/firebase_config.dart';
+import 'package:real_estate_mobile/core/analytics/clarity_analytics.dart';
 import 'package:real_estate_mobile/core/theme/app_theme.dart';
 import 'package:real_estate_mobile/core/utils/image_url_resolver.dart';
 import 'package:real_estate_mobile/routing/app_router.dart';
@@ -20,7 +22,12 @@ Future<void> mainCommon(Flavor flavor) async {
   // forces every image to re-download, causing visible delay on all screens.
   ImageUrlResolver.instance.clearCache();
 
-  runApp(const ProviderScope(child: MyApp()));
+  runApp(
+    ClarityWidget(
+      clarityConfig: ClarityAnalytics.config,
+      app: const ProviderScope(child: MyApp()),
+    ),
+  );
 }
 
 class MyApp extends ConsumerWidget {