{# Custom sidebar logo stack: project name, logo, version. #}
{%- set logo_url = logo or theme_logo -%}
{%- set logo_alt = logo_alt or project -%}
<a class="sidebar-logo scbiot-sidebar-logo" href="{{ pathto(root_doc) }}">
  <span class="scbiot-sidebar-title">{{ project }}</span>
  {% if logo_url %}
  <img class="scbiot-sidebar-mark" src="{{ pathto(logo_url, 1) }}" alt="{{ logo_alt }}" />
  {% endif %}
  {% if release %}
  <span class="scbiot-sidebar-version">{{ release }}</span>
  {% endif %}
</a>