fix bug

application/admin/controller/Ajax.php

@@ -81,7 +81,7 @@ class Ajax extends Backend
                     $this->error($e->getMessage());
                 }
                 $image_url = join("/", explode("\\", dirname(realpath(APP_PATH)))) . "/public" . $attachment->url;
-                $this->compressedImage($image_url, $image_url);
+//                $this->compressedImage($image_url, $image_url);
                 $this->success(__('Uploaded successful'), '', ['url' => $attachment->url, 'fullurl' => cdnurl($attachment->url, true)]);
             } elseif ($method == 'clean') {
                 //删除冗余的分片文件