修改bug

app/common/middleware/Locale.php

@@ -2,12 +2,14 @@
  
 namespace app\common\middleware;
 use think\facade\Lang; 
+use think\facade\Config;
 class Locale
 {
     public function handle($request, \Closure $next)
     {
         $locale = $request->header('Accept-Language'); // 从HTTP头获取语言设置
-        $config=lang::getConfig();
+        //$config=lang::getConfig();
+        $config = Config::get('lang');
         if ($locale) {
             $extLang=$config['extend_list'];
             if(!isset($extLang[$locale])){