<% diff[:added_post_ids].each do |post_id| %>
<%= link_to post_id, post_path(post_id) %><%#
%><%= link_to "»", pool_versions_path(search: { post_id: post_id }) %>
<% end %>
<% diff[:removed_post_ids].each do |post_id| %>
<%= link_to post_id, post_path(post_id) %><%#
%><%= link_to "»", pool_versions_path(search: { post_id: post_id }) %><%#
%>
<% end %>