discourse-category-banners/javascripts/discourse/components/discourse-category-banners.hbs

{{#if this.shouldRender}}
  <div
    {{did-insert this.getCategory}}
    {{did-update this.getCategory this.isVisible}}
    class="category-title-header
      {{if this.category (concat 'category-banner-' this.category.slug)}}"
    style={{if this.category this.safeStyle}}
  >

    <div class="category-title-contents">
      <h1 class="category-title">
        {{#if (and (theme-setting "show_category_icon") this.category)}}
          {{#if this.hasIconComponent}}
            {{! For compatibility with https://meta.discourse.org/t/category-icons/104683}}
            <CategoryIcon @category={{this.category}} />
          {{else}}
            {{this.consoleWarn}}
          {{/if}}
        {{/if}}
        {{#if this.category.read_restricted}}
          {{d-icon "lock"}}
        {{/if}}
        {{this.category.name}}
      </h1>

      {{#if (theme-setting "show_description")}}
        <div class="category-title-description">
          <div class="cooked" innerHTML={{this.category.description}}></div>
        </div>
      {{/if}}
    </div>
  </div>
{{/if}}