create site with form to add offerings

templates/app/new_listing.html.twig

@@ -0,0 +1,5 @@
+{% extends 'base.html.twig' %}
+
+{% block body %}
+    {{ form(offering_form) }}
+{% endblock %}

templates/base.html.twig

@@ -31,6 +31,9 @@
                 <li class="nav-item">
                   <a class="nav-link" href="{{ path('user_page') }}">User</a>
                 </li>
+                <li>
+                  <a class="nav-link" href="#"><i class="fas fa-plus-square"></i>  New</a>
+                </li>
               </ul>
               <form class="form-inline my-2 my-lg-0">
                 <div class="dropdown-menu" aria-labelledby="navbarDropdown">