Google Docs Side Panel-2024-04-21.user.js

// ==UserScript==
// @name         Google Docs Side Panel Hide
// @namespace    http://tampermonkey.net/
// @version      2024-04-21
// @description  Hide the Google Docs Side Panel (Calendar, Keep, Maps, etc.) toggle button for a clean slate.
// @author       Bastiaan Quast
// @match        https://docs.google.com/document/d/*
// @icon         none
// @grant        GM_addStyle
// ==/UserScript==

(function() {
    'use strict';
    GM_addStyle('div.companion-collapser-button-container { display: none; }');
})();