app/views/tags/index.html.erb
<h1>Tags <%= link_to "+", new_tag_path, data: { keybinding: 'n' } %></h1>
<table class="table">
<thead>
<th>Name</th>
<th>Task count</th>
<% if current_user.admin? %>
<th>User</th>
<% end %>
<th colspan='2' class="col-md-2"></td>
</thead>
<tbody>
<% @tags.each do |tag| %>
<tr>
<td><%= tag.name %></td>
<td><%= tag.tasks.count %></td>
<% if current_user.admin? %>
<td><%= tag.user.username %>
<% end %>
<td>
<div class="btn-container">
<%= edit_btn edit_tag_path(tag) %>
<%= delete_btn tag_path(tag) %>
</div>
</td>
</tr>
<% end %>
</tbody>
</table>