{#
  Out-of-band updates sent alongside the finished reply.

  A chat is named from its first exchange, which happens on the server while
  the reply streams. These two fragments push the new title into the page
  without the client having to poll or reload.
#}
<span id="chat-title" hx-swap-oob="true">{{ chat.title }}</span>
<span id="chat-link-label-{{ chat.id }}" hx-swap-oob="true"
      class="nav-item__label">{{ chat.title }}</span>