{% comment %}
  If previewing locally, site.root is set in _config_dev.yml.
  If site.root is not set, assume we're viewing on the web.
{% endcomment %}
{% if site.root %}
  {% assign root = site.root %}
{% else %}
  {% assign root = site.github.url %}
{% endif %}
<script src="{{ root }}/assets/js/jquery.min.js"></script>
<script src="{{ root }}/assets/js/bootstrap.min.js"></script>
<script src="{{ root }}/assets/js/lesson.js"></script>