apply review suggestions

Author: schultek

site/lib/src/layouts/tutorial_layout.dart

@@ -15,40 +15,38 @@ class TutorialLayout extends DocLayout {
 
   @override
   Component buildBody(Page page, Component child) {
-    page.apply(
-      data: {
-        'page': {
-          'showBanner': false,
-          //TODO(schultek): Extract the real pages in some way.
-          'navigationEntries': [
-            {'type': 'divider', 'title': 'Introdution to Flutter UI'},
-            {'title': 'Create a Flutter app', 'path': '/fwe0'},
-            {'title': 'Widget fundamentals', 'path': '/fwe1'},
-            {'title': 'Layout widgets on a screen', 'path': '/fwe2'},
-            {'title': 'FWE Testing Page', 'path': '/fwe'},
-            {'title': 'Devtools', 'path': '/fwe3'},
-            {'title': 'Handle user input', 'path': '/fwe4'},
-            {'type': 'divider', 'title': 'State in Flutter apps'},
-            {'title': 'Set up a new project', 'path': '/fwe5'},
-            {'title': 'Make Http Requests', 'path': '/fwe6'},
-            {
-              'title': 'Use ChangeNotifier to update app state',
-              'path': '/fwe7',
-            },
-            {
-              'title': 'Use ListenableBuilder to update app UI',
-              'path': '/fwe8',
-            },
-            {'type': 'divider', 'title': 'Flutter UI 102'},
-            {'title': 'Set up your project', 'path': '/fwe9'},
-            {'title': 'LayoutBuilder and adaptive layouts', 'path': '/fwe10'},
-            {'title': 'Scrolling and slivers', 'path': '/fwe11'},
-            {'title': 'Stack based navigation', 'path': '/fwe12'},
-          ],
+    //TODO(schultek): Extract the real pages in some way.
+    const navigationEntries = [
+      {'type': 'divider', 'title': 'Introdution to Flutter UI'},
+      {'title': 'Create a Flutter app', 'path': '/fwe0'},
+      {'title': 'Widget fundamentals', 'path': '/fwe1'},
+      {'title': 'Layout widgets on a screen', 'path': '/fwe2'},
+      {'title': 'FWE Testing Page', 'path': '/fwe'},
+      {'title': 'Devtools', 'path': '/fwe3'},
+      {'title': 'Handle user input', 'path': '/fwe4'},
+      {'type': 'divider', 'title': 'State in Flutter apps'},
+      {'title': 'Set up a new project', 'path': '/fwe5'},
+      {'title': 'Make Http Requests', 'path': '/fwe6'},
+      {'title': 'Use ChangeNotifier to update app state', 'path': '/fwe7'},
+      {'title': 'Use ListenableBuilder to update app UI', 'path': '/fwe8'},
+      {'type': 'divider', 'title': 'Flutter UI 102'},
+      {'title': 'Set up your project', 'path': '/fwe9'},
+      {'title': 'LayoutBuilder and adaptive layouts', 'path': '/fwe10'},
+      {'title': 'Scrolling and slivers', 'path': '/fwe11'},
+      {'title': 'Stack based navigation', 'path': '/fwe12'},
+    ];
+
+    return super.buildBody(
+      page..apply(
+        data: {
+          'page': {
+            'showBanner': false,
+            'navigationEntries': navigationEntries,
+          },
+          'sidenav': null,
         },
-        'sidenav': null,
-      },
+      ),
+      child,
     );
-    return super.buildBody(page, child);
   }
 }

site/lib/src/models/page_navigation_model.dart

@@ -97,7 +97,7 @@ final class PageNavigationData {
   final List<PageNavigationEntry> pageEntries;
 }
 
-class TocNavigationData {
+final class TocNavigationData {
   TocNavigationData(this.topLevelEntries);
 
   final List<TocNavigationEntry> topLevelEntries;

site/lib/src/style_hash.dart

@@ -2,4 +2,4 @@
 // dart format off
 
 /// The generated hash of the `main.css` file.
-const generatedStylesHash = 'sb87ATyGGABK';
+const generatedStylesHash = 'CvVP5TpgA9WG';