takahe/templates/activities/_like.html

<span class="post-action">
  {% if post.pk in interactions.like %}
      <a title="Unlike" class="active" hx-post="{{ post.urls.action_unlike }}" hx-swap="outerHTML" role="menuitem">
          <i class="fa-solid fa-star"></i> {{ event.like_count }}
      </a>
  {% else %}
      <a title="Like" hx-post="{{ post.urls.action_like }}" hx-swap="outerHTML" role="menuitem">
          <i class="fa-solid fa-star"></i> {{ event.like_count }}
      </a>
  {% endif %}
</span>