app/views/servers/_outdated.html.erb
<div class="message is-warning">
<div class="message-header">
<h4>Server out of date!</h4>
</div>
<div class="message-body">
<div class="columns">
<div class="column is-10">
<p>The Dokku version installed on your server is not up to date. We highly recomment you update as soon as possible.
Keep in mind that updating does cause a short downtime.</p>
</div>
<div class="column is-2">
<%= link_to "Update", manual_update_server_path(server), class: "pull-right button is-warning" %>
</div>
</div>
</div>
</div>