How do fis3-compressed js retain comments?

fis.match("*.js", {
    optimizer: fis.plugin("uglify-js")
});

copyright such as jquery will be deleted. 

/*!
 * jQuery JavaScript Library v1.12.4
 * http://jquery.com/
 *
 * Includes Sizzle.js
 * http://sizzlejs.com/
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT @license
 * http://jquery.org/license
 *
 * Date: 2016-05-20T17:17Z
 */
Uglify fis3
Mar.06,2021

the general practice is to compress and delete first and then add comments to the header

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e477ee-44c18.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e477ee-44c18.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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