app/views/short_urls/delete.html.erb
<% provide(:title, 'Delete Short URL') %>
<h1>Delete <%= @short_url.slug %></h1>
<%= form_for @short_url, html: {method: :delete} do |f| %>
<h2>Are you sure you want to delete <%= @short_url.slug %>?</h2>
<p><%= f.submit "Delete", class: 'button alert' %> or <%= link_to 'Cancel', short_urls_path, class: 'button' %></p>
<% end %>