added about dialog

app/lib/features/about/presentation/screens/about.dart

@@ -0,0 +1,27 @@
+import 'package:bang_navigator/features/about/data/repositories/package_info_repository.dart';
+import 'package:flutter/material.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+
+class AboutDialogScreen extends HookConsumerWidget {
+  const AboutDialogScreen();
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    final packageInfo = ref.watch(
+      packageInfoProvider.select(
+        //During startup we make sure
+        (value) => value.value!,
+      ),
+    );
+
+    return AboutDialog(
+      applicationIcon: SizedBox.square(
+        dimension: IconTheme.of(context).size,
+        child: Image.asset('assets/icon/icon.png'),
+      ),
+      applicationName: packageInfo.appName,
+      applicationVersion: packageInfo.version,
+      applicationLegalese: 'Copyright © Fabian Freund, 2024',
+    );
+  }
+}