Ticket is escalated (<%= d 'ticket.title' %>)

<div>Hi <%= d 'recipient.firstname' %>,</div>
<br>
<div>A ticket (<%= d 'ticket.title' %>) from "<b><%= d 'ticket.customer.longname' %></b>" is escalated since "<%= d 'ticket.escalation_at' %>"!</div>
<br>
<% if @objects[:article] %>
  <div>
  <%= t 'Information' %>:
  <blockquote type="cite">
  <%= a_html 'article' %>
  </blockquote>
  </div>
<% end %>
<br>
<div>
  <a href="<%= c 'http_type' %>://<%= c 'fqdn' %>/#ticket/zoom/<%= d 'ticket.id' %>" target="zammad_app"><%= t 'View this in Zammad' %></a>
</div>