auto-claimer-vkpl/Auto-claimer for VK Play Live.user.js

// ==UserScript==
// @name        Auto-claimer for VK Play Live
// @namespace   arav.su
// @match       *://vkplay.live/*
// @grant       none
// @version     0.1
// @author      Alexander "Arav" Andreev <me@arav.su>
// @homepageURL https://git.arav.su/Arav/auto-claimer-vkpl
// @downloadURL https://git.arav.su/Arav/auto-claimer-vkpl/src/branch/master/Auto-claimer%20for%20VK%20Play%20Live.user.js
// @updateURL https://git.arav.su/Arav/auto-claimer-vkpl/src/branch/master/Auto-claimer%20for%20VK%20Play%20Live.user.js
// @description A script to claim +50 bonuses on VK Play Live
// ==/UserScript==

const defaultOptions = {subtree: true, childList: true};

(new MutationObserver(() => {
  const b = document.querySelector("button[class^=PointActions_buttonBonus]");
  if(b != null) {
    b.click();
    console.log("Claimed!");
  }
})).observe(document.querySelector("div[class^=StreamChatFooter_root]"), defaultOptions);