Add "Why us" landing page to flutter.dev

sites/www/content/why-flutter/index.md

@@ -0,0 +1,10 @@
+---
+title: Why Flutter
+bodyTags: interior whyFlutter
+description: >-
+  Discover how unifying your codebase empowers you to ship to iOS, Android,
+  Web, and Desktop faster and more efficiently than ever before.
+publishDate: "2026-08-03"
+---
+
+<WhyFlutterPage />

sites/www/lib/main.client.options.dart

@@ -24,6 +24,14 @@ import 'package:flutter_website/src/components/pages/games_adaptive_media.dart'
     deferred as _games_adaptive_media;
 import 'package:flutter_website/src/components/pages/showcase_grid.dart'
     deferred as _showcase_grid;
+import 'package:flutter_website/src/components/sections/why_flutter_ai_era_section.dart'
+    deferred as _why_flutter_ai_era_section;
+import 'package:flutter_website/src/components/sections/why_flutter_cases_section.dart'
+    deferred as _why_flutter_cases_section;
+import 'package:flutter_website/src/components/sections/why_flutter_code_shared_section.dart'
+    deferred as _why_flutter_code_shared_section;
+import 'package:flutter_website/src/components/sections/why_flutter_hero_section.dart'
+    deferred as _why_flutter_hero_section;
 import 'package:flutter_website/src/models/content/banner_content.dart'
     as _banner_content;
 import 'package:site_shared/components/blog/client/blog_categories.dart'
@@ -145,6 +153,33 @@ ClientOptions get defaultClientOptions => ClientOptions(
       ),
       loader: _showcase_grid.loadLibrary,
     ),
+    'why_flutter_ai_era_section': ClientLoader(
+      (p) => _why_flutter_ai_era_section.WhyFlutterAiEraSection(
+        geminiSprite: p['geminiSprite'] as String,
+      ),
+      loader: _why_flutter_ai_era_section.loadLibrary,
+    ),
+    'why_flutter_cases_section': ClientLoader(
+      (p) => _why_flutter_cases_section.WhyFlutterCasesSection(
+        media: (p['media'] as Map<String, Object?>).cast<String, String>(),
+      ),
+      loader: _why_flutter_cases_section.loadLibrary,
+    ),
+    'why_flutter_code_shared_section': ClientLoader(
+      (p) => _why_flutter_code_shared_section.WhyFlutterCodeSharedSection(
+        laptopSprite: p['laptopSprite'] as String,
+      ),
+      loader: _why_flutter_code_shared_section.loadLibrary,
+    ),
+    'why_flutter_hero_section': ClientLoader(
+      (p) => _why_flutter_hero_section.WhyFlutterHeroSection(
+        typingSprite: p['typingSprite'] as String,
+        screens: (p['screens'] as List<Object?>).cast<String>(),
+        whitepaperUrl: p['whitepaperUrl'] as String,
+        flutterLogo: p['flutterLogo'] as String,
+      ),
+      loader: _why_flutter_hero_section.loadLibrary,
+    ),
     'site_shared:blog_categories': ClientLoader(
       (p) => _blog_categories.BlogCategories(
         categories: (p['categories'] as List<Object?>)

sites/www/lib/main.server.dart

@@ -41,6 +41,7 @@ import 'src/pages/news_page.dart';
 import 'src/pages/not_found_page.dart';
 import 'src/pages/showcase_page.dart';
 import 'src/pages/web_page.dart';
+import 'src/pages/why_flutter_page.dart';
 import 'src/utils/asset_utils.dart';
 
 void main() async {
@@ -118,6 +119,7 @@ void main() async {
           defineComponent('BrandPage', const BrandPage()),
           defineComponent('FlipPage', const FlipPage()),
           defineComponent('NewsPage', const NewsPage()),
+          defineComponent('WhyFlutterPage', const WhyFlutterPage()),
           defineComponentWithAttrs('Image', Image.fromAttrs),
 
           CustomComponent(