as-hot-page-script.js

(() => {
  let root = document.documentElement

  let timeout
  let removeBanner = () => {
    if (root.children[2]?.tagName === 'DIV') {
      if (console && console.clear) console.clear()
      return root.children[2].remove()
    }
    
    timeout = setTimeout(removeBanner)
  }

  const clearFavicon = () => {
    let el = document.head.querySelector('link[rel="icon"]')
    
    if (!el) {
      el = document.createElement('link')
      el.setAttribute('rel', 'icon')
      el.setAttribute('type', 'image/x-icon')
      document.head.appendChild(el)
    }
    
    el.href = 'data:image/x-icon;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQEAYAAABPYyMiAAAABmJLR0T///////8JWPfcAAAACXBIWXMAAABIAAAASABGyWs+AAAAF0lEQVRIx2NgGAWjYBSMglEwCkbBSAcACBAAAeaR9cIAAAAASUVORK5CYII='
  }

  const runScripts = () => {
    document.querySelectorAll('div.script').forEach(el => {
      eval(el.textContent)
    })
  }
  
  const init = () => {
    clearFavicon()
    removeBanner()
    runScripts()
  }

  init()
})()