Aggiunge annunci in-app/sito, contatti e migliora UI copertina sul portale.

Include admin/API/banner nativi, form contatti e reset copertina standard con layout edit più ampio.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/app/views/public/pages/pricing.html.erb

@@ -83,6 +83,6 @@
   <div class="card" style="margin-top:32px;text-align:center">
     <h3 style="margin-top:0"><%= t("pages.pricing.different_title") %></h3>
     <p style="color:#aaa;margin-bottom:16px"><%= t("pages.pricing.different_body") %></p>
-    <%= mail_to "info@matchlivetv.it", t("pages.pricing.contact_button"), class: "btn btn-primary" %>
+    <%= link_to t("pages.pricing.contact_button"), public_contatti_path, class: "btn btn-primary" %>
   </div>
 </div>