change api/ls request method to post

controller/ApiController.php

@@ -98,7 +98,7 @@ Class ApiController extends Controller {
         }
 
 
-        $cateId = $this->get('id', $menus[0]['id']);
+        $cateId = $this->post('id', $menus[0]['id']);
         if (empty($scanResults[$cateId])) {
             $err = "目录ID {$cateId} 不存在！";
             return $this->renderJson(compact('code', 'msg', 'err', 'data'), $this->httpStatus['notFound']);