add contract preview to the amendment signing form

app/views/public/amendments/new.html.erb

@@ -8,8 +8,8 @@
   <div class="card-body">
     <%= errors_summary_for @release %>
     <%= bootstrap_form_with model: @release, method: :post, url: public_send("account_project_contract_template_#{@contract_template.release_type}_release_amendments_path"), local: true do |form| %>
-      <%= card_field_set_tag t(".body_clause.heading") do %>
-        <p><%= @contract_template.body %></p>
+      <%= card_field_set_tag t('.signed_contract_preview') do %>
+        <embed class="embeded-contract-preview" type="application/pdf" src="<%= url_for([@release, :contracts, format: "pdf"]) %>" width="80%" height="1200" />
       <% end %>
 
       <%= card_field_set_tag t(".amendment.heading") do %>

config/locales/en.yml

@@ -1138,8 +1138,7 @@ en:
         copy_url: Copy sign amendment URL
         signature:
           heading: Signature
-        body_clause:
-          heading: Legal
+        signed_contract_preview: Signed Contract Preview
     appearance_releases:
       create: 
         notice: Your release has been signed. Thank you!

config/locales/es.yml

@@ -504,8 +504,7 @@ es:
         copy_url: Copy sign amendment URL (ES)
         signature:
           heading: Signature (ES)
-        body_clause:
-          heading: Legal (ES)
+        signed_contract_preview: Signed Contract Preview (ES)
     appearance_releases:
       create:
         notice: La autorización está firmada. ¡Gracias!

spec/features/user_managing_location_releases_spec.rb

@@ -251,10 +251,9 @@ feature "User managing location releases" do
       new_window = window_opened_by { click_link sign_amendment_link }
       within_window new_window do
         expect(page).to have_content amendments_heading
-        expect(page).to have_content body_clause_heading
+        expect(page).to have_content signed_contract_preview.upcase
 
-        expect(page).to have_content contract_template.body.to_plain_text
-        expect(page).to have_content contract_template.amendment_clause.to_plain_text
+        expect(page).to have_selector 'embed'
 
         fill_in amendment_signer_name_field, with: 'Big Signer'
         draw_signature file_fixture("signature.png"), amendment_signature_field
@@ -694,8 +693,8 @@ feature "User managing location releases" do
     t 'public.amendments.new.amendment.heading'
   end
 
-  def body_clause_heading
-    t 'public.amendments.new.body_clause.heading'
+  def signed_contract_preview
+    t 'public.amendments.new.signed_contract_preview'
   end
 
   def amendment_signer_name_field