add logout button

jobs/templates/base.html

@@ -20,6 +20,9 @@
             <a class="p-2 text-dark" href="{% url 'jobs:job_list' %}">Jobs</a>
         </nav>
         <a class="btn btn-outline-primary" href="{% url 'jobs:job_create' %}">Post a job</a>
+        {% if request.user.is_authenticated %}
+        <a class="btn text-dark" href="{% url 'logout' %}">Logout</a>
+        {% endif %}
     </div>   
     
     <div class="container">