Add a maybe button to the feedback component

We have a problem where bots are filling in the feedback
component and skewing the results. The theory here is that they
are clicking on the first link, so we're introducing a new
hidden first link called 'Maybe'.

CHANGELOG.md

@@ -7,6 +7,8 @@
   useful summary for people upgrading their application, not a replication
   of the commit log.
 
+* Add a hidden 'Maybe' option to the feedback component. (PR #608)
+
 ## 12.4.0
 
 * Updates current breadcrumbs components to be based on GOV.UK Frontend (PR #593)

app/views/govuk_publishing_components/components/_feedback.html.erb

@@ -12,6 +12,20 @@
     <div class="gem-c-feedback__js-prompt-questions js-prompt-questions">
       <h2 class="gem-c-feedback__prompt-question">Is this page useful?</h2>
 
+      <%= link_to contact_govuk_path, {
+        class: 'gem-c-feedback__prompt-link',
+        data: {
+          'track-category' => 'yesNoFeedbackForm',
+          'track-action' => 'ffMaybeClick'
+        },
+        style: 'display: none;',
+        hidden: 'hidden',
+        'aria-hidden': 'true',
+        'aria-expanded': false,
+      } do %>
+        Maybe
+      <% end %>
+
       <%= link_to contact_govuk_path, {
         class: 'gem-c-feedback__prompt-link gem-c-feedback__prompt-link--useful js-page-is-useful',
         data: {