app/views/prerelease/_badge.html.erb
<% if display_badge %>
<span
class="tooltipped tooltipped-multiline tooltipped-s Label Label--outline text-bold rounded-1 <%= additional_classes %>"
aria-label="<%= public_name %> is a beta feature. Leave feedback on the feature by clicking this label."
>
<% if feedback_url %>
<a href="<%= feedback_url %>">
<%= octicon 'beaker', height: 15, class: "mr-1" %>Pre-release
</a>
<% else %>
<%= octicon 'beaker', height: 15, class: "mr-1" %>Pre-release
<% end %>
</span>
<% end %>