app/views/tags/index.html.erb
<% title = "#{t(:tags)}" %>
<% content_for(:title) { title } %>
<div class="page-header">
<h1><%= title %></h1>
</div>
<ul class="nav nav-pills">
<% @tags.each do |tag| %>
<li><%= link_to "#{tag[:name]} (#{tag[:count]})", tag_path(tag[:name]) %></li>
<% end %>
</ul>