优化DiceConfig，新增title_en和value_en字段

server/app/api/controller/GameController.php

@@ -25,21 +25,42 @@ class GameController extends BaseController
     /**
      * 获取游戏配置（按 group 分组）
      * GET /api/game/config
+     * header: lang = zh | en
      * 返回 data[group] = [ { name, title, value, create_time, update_time }, ... ]
+     * - lang=zh 或默认：title/value = 中文
+     * - lang=en：若存在英文配置则返回 title_en/value_en，否则回退到中文
      */
     public function config(Request $request): Response
     {
-        $rows = DiceConfig::select('name', 'group', 'title', 'value', 'create_time', 'update_time')->get();
+        $rows = DiceConfig::select('name', 'group', 'title', 'title_en', 'value', 'value_en', 'create_time', 'update_time')->get();
+        $lang = $request->header('lang', 'zh');
+        if (!is_string($lang) || $lang === '') {
+            $lang = 'zh';
+        }
+        $langLower = strtolower($lang);
+        $isEn = $langLower === 'en' || str_starts_with($langLower, 'en-');
         $data = [];
         foreach ($rows as $row) {
             $group = $row->group ?? '';
             if (!isset($data[$group])) {
                 $data[$group] = [];
             }
+            $title = $row->title;
+            $value = $row->value;
+            if ($isEn) {
+                $titleEn = $row->title_en ?? '';
+                $valueEn = $row->value_en ?? '';
+                if ($titleEn !== '') {
+                    $title = $titleEn;
+                }
+                if ($valueEn !== '') {
+                    $value = $valueEn;
+                }
+            }
             $data[$group][] = [
                 'name'        => $row->name,
-                'title'       => $row->title,
-                'value'       => $row->value,
+                'title'       => $title,
+                'value'       => $value,
                 'create_time' => $row->create_time,
                 'update_time' => $row->update_time,
             ];