How to autojoin Jitsi Meet meeting using Tapermonkey script

This code clicks the join button:

document.querySelector(".prejoin-preview-dropdown-container div[role='button']").click()

By using the correct @match, you can activate this only for a specific conference:

Complete script:

// ==UserScript==
// @name         AutojoinJitsiMeet
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  ?
// @author       You
// @match        https://meet.jit.si/TestAutoJoin
// @icon         https://www.google.com/s2/favicons?sz=64&domain=tampermonkey.net
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    document.querySelector(".prejoin-preview-dropdown-container div[role='button']").click()
})();