{{/* Thumbnail images should be stored as 'thumbnail'.* in the page bundle, but
  historically they might have been referenced as 'thumbnail' in the front
  matter, or (even more historically) as 'cardImage'. Use scratch to
  normalize all these different systems.
*/}}
{{ $bundleGlob := "thumbnail.*" }}
{{ $frontThumbGlob := print "images/" (.Params.thumbnail) ".*" }}
{{ $frontCardGlob := print "images/" (.Params.cardImage) ".jpg" }}
{{ $allThumbnailGlob := print "{" $frontThumbGlob "," $frontCardGlob "," $bundleGlob "}" }}
{{ with .Resources.GetMatch $allThumbnailGlob }}
  {{ $thumbnail := . }}
  {{ $thumbnailResized := $thumbnail.Resize "600x" }}
  <img
    class="img img-thumbnail float-start me-3 md-max-width-33"
    src="{{ $thumbnailResized.RelPermalink }}"
    alt="Thumbnail of {{ .Title }}"
  />
{{ end }}