add Google Analytics

[bbest]

No description provided.

[bbest]

<!-- Google tag (gtag.js) -->
<script async src="https://www.googletagmanager.com/gtag/js?id=G-0HVK8TDMCF"></script>
<script>
  window.dataLayer = window.dataLayer || [];
  function gtag(){dataLayer.push(arguments);}
  gtag('js', new Date());

  gtag('config', 'G-0HVK8TDMCF');
</script>

[bbest]

Added account access after injecting into calcofi.io/hypoxia-story with commit + Google Analytics tag · CalCOFI/hypoxia-story@92ae3d6: