text: const pingkiller = () => {
    const pings = Array.from(document.querySelectorAll('[ping]'))
    pings.forEach(node => {
      node.removeAttribute('ping')
    })
  }
  
  const watch = () => {
    const observer = new MutationObserver(pingkiller)
    const options = {
      childList: true,
      attributes: true,
      subtree: true
    }
    observer.observe(window.document.body, options)
  }
  
  pingkiller()
  watch()