Automatically clicks the "Einloggen mit Switch AII" Button for the learning plattform spaces

spacesRedirectLogin.js

// ==UserScript==
// @name         spaces.fhnw.ch redirect to Switch AII login page
// @namespace    https://florin.barbisch.ch/
// @version      0.1
// @description  Automatically clicks the "Einloggen mit Switch AII" Button
// @author       Florin Barbisch
// @match        https://spaces.technik.fhnw.ch/
// @icon         https://www.google.com/s2/favicons?sz=64&domain=spaces.technik.fhnw.ch
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    const result = document.evaluate("/html/body/header/nav/div/div[7]/div/button/div[1]/div/div", document, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null)
    const profileIcon = result.singleNodeValue
    if (profileIcon == null) {
        window.location.href = "https://spaces.technik.fhnw.ch/shibboleth-login";
    } else {
        console.log("Logged in")
    }
})();