Added mocked views

lib/presentation/views/main_menu/statistics_view.dart

@@ -0,0 +1,10 @@
+import 'package:flutter/cupertino.dart';
+
+class StatisticsView extends StatelessWidget {
+  const StatisticsView({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Center(child: Text('Statistics View'));
+  }
+}