hugo-theme-next/layouts/partials/head/opengraph.html

{{ if .Site.Params.openGraph.enable }}
<meta property="og:type" content="{{ if .IsPage }}article{{ else }}website{{ end }}" />
<meta property="og:title" content="{{  .Title | default .Site.Title }}" />
<meta property="og:description" content="{{ .Description | default .Site.Params.Description }}" />
<meta property="og:image" content="{{ .Scratch.Get "metaImg" }}" />
<meta property="og:image:width" content="312" />
<meta property="og:image:height" content="312" />
<meta property="og:image:type" content="image/jpeg/png/svg/jpg" />
<meta property="og:url" content="{{ .Permalink }}"/>
<meta property="og:site_name" content="{{ .Site.Title }}" />
<meta property="og:locale" content="{{ .Site.LanguageCode }}"/>
{{ if .IsPage }}
<meta property="article:author" content="{{ .Params.Author | default .Site.Params.Author }}" />
<meta property="article:published_time" content="{{ .Date }}" />
<meta property="article:modified_time" content="{{ .Lastmod }}" />
{{ end }}  
{{ end }}