add 导出文件demo

backendApi/config/menu.php

@@ -405,7 +405,7 @@ return [
         'routePath'=>'file',
         'show'=>1,
         'child'=>[
-            ['name'=>'Export file', 'class'=>'', 'icon'=>'', 'controller'=>'file', 'action'=>'export', 'routePath'=>'file/export', 'show'=>1,],//导出文件
+            ['name'=>'Export file', "schemaApi" => "/v1/oauth/page?code=exportList", 'class'=>'', 'icon'=>'', 'controller'=>'file', 'action'=>'export', 'routePath'=>'file/export', 'show'=>1,],//导出文件
 //            ['name'=>'删除文件', 'class'=>'', 'icon'=>'', 'controller'=>'file', 'action'=>'export-delete', 'routePath'=>'file/export-delete', 'show'=>0,],
 
         ]