Added logs screen and list

lib/screens/logs/appbar.dart

@@ -0,0 +1,17 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_gen/gen_l10n/app_localizations.dart';
+
+class LogsAppBar extends StatelessWidget with PreferredSizeWidget {
+  const LogsAppBar({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return AppBar(
+      title: Text(AppLocalizations.of(context)!.logs),
+      centerTitle: true,
+    );
+  }
+  
+  @override
+  Size get preferredSize => const Size.fromHeight(kToolbarHeight);
+}