Add `class Sia` as top-level widget

This simplifies the main function and adheres more to Flutter
conventions.

2 files changed, 13 insertions, 8 deletions

diff --git a/lib/main.dart b/lib/main.dart
index 1601965..b636f29 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -1,14 +1,7 @@
 import 'package:flutter/material.dart';
-import 'package:provider/provider.dart';
 
 import 'ui.dart';
-import 'data.dart';
 
 void main() {
-  runApp(
-    ChangeNotifierProvider<AppState>(
-      create: (BuildContext context) => AppState(),
-      child: const UI(),
-    ),
-  );
+  runApp(const Sia());
 }
diff --git a/lib/ui.dart b/lib/ui.dart
index b9f82d0..1d33f32 100644
--- a/lib/ui.dart
+++ b/lib/ui.dart
@@ -3,6 +3,18 @@ import 'package:provider/provider.dart';
 
 import 'data.dart';
 
+class Sia extends StatelessWidget {
+  const Sia({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return ChangeNotifierProvider<AppState>(
+      create: (BuildContext context) => AppState(),
+      child: const UI(),
+    );
+  }
+}
+
 class UI extends StatelessWidget {
   const UI({super.key});