ebsite{{ end }}" />
<meta property="og:title" content="{{ if .IsHome }}{{ $.Site.Title }}{{ else }}{{ .Title }}{{ end }}">
<meta property="og:description" content="{{ if .IsHome }}{{ $.Site.Params.Subtitle }}{{ else if .Description}}{{ .Description | plainify }}{{ else }}{{ .Summary | plainify }}{{ end }}" />
<meta property="og:url" content="{{ .Permalink }}" />
<meta property="og:site_name" content="{{ $.Site.Title }}" />
{{ if (isset .Params "cover") }}
  {{ $pageCover := .Param "cover" }}
  {{ with (.Res