show amendment page in PDF contract

app/views/contracts/_amendment_page.html.erb

@@ -0,0 +1,19 @@
+<% if preview %>
+  <h1>PREVIEW ONLY</h1>
+<% end %>
+
+<p class="heading"><strong><u><%= t '.heading' %></u></strong></p>
+
+<dl>
+  <%= description_list_pair "#{t('.description_labels.amendment_clause')}:", releasable.contract_template.amendment_clause %>
+  <%= description_list_pair "#{t('.description_labels.amendment_signer_name')}:", releasable.amendment_signer_name %>
+
+  <dt><%= t('.description_labels.amendment_signature') %>:</dt>
+  <dd>
+    <% if preview %>
+      <%= image_tag dummy_signature %>
+    <% elsif releasable.amendment_signature.attached? %>
+      <%= image_tag releasable.amendment_signature.variant(auto_orient: true, resize: "200x200") %>
+    <% end %>
+  </dd>
+</dl>

app/views/contracts/pdf.html.erb

@@ -26,6 +26,12 @@
   <%= render "contracts/signature_page", releasable: releasable, contract_template: contract_template, preview: preview %>
 </div>
 
+<% if releasable.respond_to?(:amendment_signed?) && releasable.amendment_signed? %>
+  <div class="page">
+    <%= render "contracts/amendment_page", releasable: releasable, preview: preview %>
+  </div>
+<%end %>
+
 <% if releasable.respond_to?(:approved?) && releasable.approved? %>
   <div class="page">
     <%= render "contracts/for_office_use_only", releasable: releasable, preview: preview %>

app/views/location_releases/_location_release.html.erb

@@ -35,8 +35,10 @@
       <i class="fa fa-check-square-o text-dark"
          data-toggle="tooltip"
          title="<%= t '.messages.amendment_signed_tooltip' %>"></i>
-    <% else %>
-      <i class="fa fa-square-o"></i>
+    <% elsif location_release.amendment_signable? %>
+      <i class="fa fa-square-o"
+         data-toggle="tooltip"
+         title="<%= t '.messages.amendment_not_signed_tooltip' %>"></i>
     <% end %>
   </td>