/xcode/ follows browser language; /xcode/en/ and /xcode/zh/ force a language

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

Author: chenranj

en/index.html

@@ -0,0 +1,52 @@
+<!doctype html>
+<html lang="en">
+<head>
+  <meta charset="utf-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1">
+  <meta name="description" content="How Apple developers see dev tools in the AI era — Xcode Global Developer Survey Report">
+  <title>Xcode Global Developer Survey Report by SwiftGG</title>
+  <link rel="canonical" href="https://research.swiftgg.team/xcode/en/">
+  <link rel="alternate" hreflang="en" href="https://research.swiftgg.team/xcode/en/">
+  <link rel="alternate" hreflang="zh-CN" href="https://research.swiftgg.team/xcode/zh/">
+  <link rel="alternate" hreflang="x-default" href="https://research.swiftgg.team/xcode/">
+  <meta property="og:type" content="article">
+  <meta property="og:locale" content="en_US">
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+  <meta property="og:title" content="Xcode Global Developer Survey Report by SwiftGG">
+  <meta property="og:description" content="How Apple developers see dev tools in the AI era — Xcode Global Developer Survey Report">
+  <meta property="og:url" content="https://research.swiftgg.team/xcode/en/">
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+  <meta property="og:image:height" content="630">
+  <meta name="twitter:card" content="summary_large_image">
+  <meta name="twitter:title" content="Xcode Global Developer Survey Report by SwiftGG">
+  <meta name="twitter:description" content="How Apple developers see dev tools in the AI era — Xcode Global Developer Survey Report">
+  <meta name="twitter:image" content="https://research.swiftgg.team/xcode/assets/og-en.png?v=1">
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+  <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap">
+  <link rel="stylesheet" href="../index.css?v=98">
+  <link rel="stylesheet" href="../vendor/svgmap/svg-map.min.css">
+</head>
+<body>
+  <div class="app" id="top">
+    <aside class="sidebar">
+      <a class="brand" href="#top" aria-label="SwiftGG — back to top"><img src="../assets/swiftgg-logo-mono.png" alt="SwiftGG"></a>
+      <nav class="chapter-nav" aria-label="Report chapters"></nav>
+      <div class="sidebar-foot">
+        <div class="reading-progress" aria-hidden="true"><i></i></div>
+        <div class="lang-toggle" role="group" aria-label="Language display">
+          <button type="button" data-language="zh" aria-pressed="false">中文</button>
+          <button type="button" data-language="en" aria-pressed="true">English</button>
+        </div>
+      </div>
+    </aside>
+    <main class="content">
+      <section class="hero" id="hero"></section>
+      <div id="report"></div>
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+  <script src="../vendor/svgmap/svg-map.umd.min.js"></script>
+  <script src="../index.js?v=101"></script>
+</body>
+</html>

index.html

@@ -1,12 +1,12 @@
 <!doctype html>
-<html lang="en">
+<html lang="en" data-auto-lang>
 <head>
   <meta charset="utf-8">
   <meta name="viewport" content="width=device-width, initial-scale=1">
   <meta name="description" content="How Apple developers see dev tools in the AI era — Xcode Global Developer Survey Report">
   <title>Xcode Global Developer Survey Report by SwiftGG</title>
   <link rel="canonical" href="https://research.swiftgg.team/xcode/">
-  <link rel="alternate" hreflang="en" href="https://research.swiftgg.team/xcode/">
+  <link rel="alternate" hreflang="en" href="https://research.swiftgg.team/xcode/en/">
   <link rel="alternate" hreflang="zh-CN" href="https://research.swiftgg.team/xcode/zh/">
   <link rel="alternate" hreflang="x-default" href="https://research.swiftgg.team/xcode/">
   <meta property="og:type" content="article">
@@ -47,6 +47,6 @@
     </main>
   </div>
   <script src="vendor/svgmap/svg-map.umd.min.js"></script>
-  <script src="index.js?v=100"></script>
+  <script src="index.js?v=101"></script>
 </body>
 </html>

index.js

@@ -6,7 +6,7 @@
   <meta name="description" content="AI 时代，Apple 生态开发者眼中的开发工具 —— Xcode 全球开发者调研报告">
   <title>Xcode 全球开发者调研报告 by SwiftGG</title>
   <link rel="canonical" href="https://research.swiftgg.team/xcode/zh/">
-  <link rel="alternate" hreflang="en" href="https://research.swiftgg.team/xcode/">
+  <link rel="alternate" hreflang="en" href="https://research.swiftgg.team/xcode/en/">
   <link rel="alternate" hreflang="zh-CN" href="https://research.swiftgg.team/xcode/zh/">
   <link rel="alternate" hreflang="x-default" href="https://research.swiftgg.team/xcode/">
   <meta property="og:type" content="article">
@@ -47,6 +47,6 @@
     </main>
   </div>
   <script src="../vendor/svgmap/svg-map.umd.min.js"></script>
-  <script src="../index.js?v=100"></script>
+  <script src="../index.js?v=101"></script>
 </body>
 </html>