feat(ads): 네이티브 광고 적용 및 디버그 스위치 이동

lib/presentation/pages/calendar/widgets/visit_statistics.dart

@@ -1,11 +1,9 @@
-import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:lunchpick/core/constants/app_colors.dart';
 import 'package:lunchpick/core/constants/app_typography.dart';
 import 'package:lunchpick/presentation/providers/visit_provider.dart';
 import 'package:lunchpick/presentation/providers/restaurant_provider.dart';
-import 'package:lunchpick/presentation/pages/calendar/widgets/debug_test_data_banner.dart';
 import 'package:lunchpick/presentation/widgets/native_ad_placeholder.dart';
 
 class VisitStatistics extends ConsumerWidget {
@@ -35,15 +33,11 @@ class VisitStatistics extends ConsumerWidget {
       padding: const EdgeInsets.all(16),
       child: Column(
         children: [
-          if (kDebugMode) ...[
-            const DebugTestDataBanner(margin: EdgeInsets.zero),
-            const SizedBox(height: 12),
-          ],
           // 이번 달 통계
           _buildMonthlyStats(monthlyStatsAsync, isDark),
           const SizedBox(height: 16),
 
-          const NativeAdPlaceholder(),
+          const NativeAdPlaceholder(height: 360),
           const SizedBox(height: 16),
 
           // 주간 통계 차트