{{- /* Render markdown image references through Hugo Pipes when the
       image lives under assets/. PNG/JPEG resources are auto-converted
       to WebP at build time and served via <picture> with the original
       as fallback. GIFs (animation), SVGs (vector), and external URLs
       pass through unchanged. */ -}}
{{- $src := .Destination -}}
{{- $alt := .Text -}}
{{- $title := .Title -}}
{{- $resourcePath := strings.TrimPrefix "/" $src -}}
{{- $resource := "" -}}
{{- if not (or (hasPrefix $src "http://") (hasPrefix $src "https://") (hasPrefix $src "//")) -}}
  {{- $resource = resources.Get $resourcePath -}}
{{- end -}}
{{- if $resource -}}
  {{- $sub := $resource.MediaType.SubType -}}
  {{- if or (eq $sub "png") (eq $sub "jpeg") -}}
    {{- $webp := $resource.Process "webp" -}}
<picture><source type="image/webp" srcset="{{ $webp.RelPermalink }}"><img src="{{ $resource.RelPermalink }}" alt="{{ $alt }}"{{ with $title }} title="{{ . }}"{{ end }} width="{{ $resource.Width }}" height="{{ $resource.Height }}" loading="lazy" decoding="async" /></picture>
  {{- else -}}
<img src="{{ $resource.RelPermalink }}" alt="{{ $alt }}"{{ with $title }} title="{{ . }}"{{ end }} loading="lazy" decoding="async" />
  {{- end -}}
{{- else -}}
<img src="{{ $src }}" alt="{{ $alt }}"{{ with $title }} title="{{ . }}"{{ end }} loading="lazy" decoding="async" />
{{- end -}}