congo/layouts/_default/_markup/render-image.html

{{ $altText := .Text }}
{{ $caption := .Title }}
{{ with $.Page.Resources.GetMatch (.Destination) }}
  <figure>
    <img
      class="my-0 rounded-md"
      srcset="
        {{ (.Resize "330x").RelPermalink }} 330w,
        {{ (.Resize "660x").RelPermalink }} 660w,
        {{ (.Resize "1024x").RelPermalink }} 1024w,
        {{ (.Resize "1320x").RelPermalink }} 2x"
      src="{{ (.Resize "660x").RelPermalink }}"
      alt="{{ $altText }}"
    />
    <figcaption>{{ $caption | markdownify }}</figcaption>
  </figure>
{{ else }}
  {{ errorf `[CONGO] Markdown image error in "%s": Resource "%s" not found. Check the path is correct or remove the image from the content.` .Page.Path .Destination }}
{{ end }}