tion" content="{{ article.category }}" />
    {% for tag in article.tags %}
        <meta property="article:tag" content="{{ tag }}" />
    {% endfor %}
    {% if article.author %}
        <meta property="article:author" content="{{ article.author }}" />
    {% elif AUTHOR %}
        <meta property="article:author" content="{{ AUTHOR }}" />
    {% endif %}
    {% if article.og_image %}
        <meta property="og:image"
              content="{{ SITEURL }}/{{ article.og_image }}"/>
    {% elif OPEN_GRAPH_IMA