feat: 增强玩家管理功能，集成接入站点权限控制

在多个玩家相关控制器中引入 AdminSiteScope，确保管理员在执行操作前具备相应的接入站点权限。更新 Player 相关请求以支持 site_code 参数，增强权限验证逻辑，确保系统安全性与灵活性。同时，新增 AdminUser 模型方法以获取可访问的站点 ID 列表，优化权限管理。

app/Http/Controllers/Api/V1/Admin/Player/AdminPlayerFreezeController.php

@@ -4,6 +4,7 @@ namespace App\Http\Controllers\Api\V1\Admin\Player;
 
 use App\Models\Player;
 use App\Support\ApiResponse;
+use App\Support\AdminSiteScope;
 use App\Support\PlayerApiPresenter;
 use App\Http\Controllers\Controller;
 use App\Services\AuditLogger;
@@ -15,6 +16,13 @@ final class AdminPlayerFreezeController extends Controller
 {
     public function __invoke(Request $request, Player $player): JsonResponse
     {
+        $admin = $request->lotteryAdmin();
+        abort_if($admin === null, 401);
+
+        if ($denied = AdminSiteScope::denyUnlessPlayerAccessible($admin, $player)) {
+            return $denied;
+        }
+
         $before = PlayerApiPresenter::listItem($player);
 
         $player->forceFill(['status' => 1])->save();