{{ $baseurl := absURL "" }}
{{ $includeLiteYT := false }}
<!-- begin search for liteyoutube shortcode. code borrowed from erichc Nov 2020 https://discourse.gohugo.io/t/automagically-loading-suitable-scripts-in-head/29429/8 -->
{{ if .IsNode }}
  {{ range .Pages }}
    {{ range .Pages }}
    <!-- another recursion because of the "/posts/xyz" structure; does work with category lists -->
      {{ $rawsummary := split .RawContent "<!--more-->" }}
      <!-- prepare for checking only the part of the article that will show up on the list page -->
      {{ if (findRE "liteyoutube" (index $rawsummary 0)) }}
        {{ $includeLiteYT = true }}
      {{ end }}
    {{ end }}
  {{ end }}
{{ end }}
{{ if (.HasShortcode "liteyoutube") }}
  {{ $includeLiteYT = true }}
{{ end }}
{{ if $includeLiteYT }}
  {{ $styles := printf "%s/css/lite-yt-embed.css" $baseurl }}
  {{ $scripts := printf "%s/js/lite-yt-embed.js" $baseurl }}
  <link rel="stylesheet" href={{ $styles }}>
  <script src={{ $scripts }}></script>
{{ end }}