fix bugs

src/util/download.ts

@@ -54,7 +54,6 @@ export const sendObject = async ({ res, objectName, client, isDownload = false }
       etag,
       'last-modified': lastModified,
       'Content-Disposition': contentDisposition,
-      'file-name': filename,
       ...filteredMetaData,
     });
     const objectStream = await client.getObject(objectName);