Auto scroll youtube shorts

autoScroll.js

const observer = new MutationObserver(
  (mutationList, observer) => {
    for (const mutation of mutationList) {
      if (mutation.type === 'attributes' && mutation.target.localName === 'video') {
        //Change the video playback speed if you think people are boring
        //mutation.target.playbackRate = 1.25;
        mutation.target.loop = false;
        mutation.target.onended = (e) => document.getElementById('shorts-container').scrollTop += mutation.target.scrollHeight;
      }
    }
  }
);

observer.observe(document.getElementById('shorts-container'), { attributes: true, childList: true, subtree: true });