hugo-theme-termlite/layouts/_default/_markup/render-image.html

{{- if .IsBlock }}
  <figure class="figure--image" id="figure-{{ .Ordinal }}">
    <img src="{{ .Destination | safeURL }}"
      {{- with .Text }} alt="{{ . }}"{{ end -}}
    >
    {{- with .Title }}
      <figcaption>{{ . }}</figcaption>
    {{- end }}
  </figure>
{{ else -}}
  <img src="{{ .Destination | safeURL }}"
    {{- with .Text }} alt="{{ . }}"{{ end -}}
    {{- with .Title }} title="{{ . }}"{{ end -}}
  >
{{- end }}