Resolve "Login/Logout"

Closes #20 (closed)

app/keys_home/templates/keys_home/base.html

@@ -42,16 +42,25 @@
               <i class="fas fa-network-wired"></i> PKI
             </a>
           </li>
+          {% if request.user.is_anonymous %}
           <li class="navbar-login">
-            {% if request.user.is_anonymous %}
-              <a href="">
-                <i class="fas fa-sign-in-alt"></i> Login
-              </a>
-            {% else %}
-              <a href="">
-                <i class="fas fa-user"></i> {{ request.user.username }}
-              </a>
-            {% endif %}
+            <a href="{% url 'login' %}">
+              <i class="fas fa-sign-in-alt"></i> Login
+            </a>
+          </li>
+          {% else %}
+          <li class="nav-item dropdown">
+            <a class="nav-link dropdown-toggle" href="#" id="navbar-user" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
+              {{ request.user }}
+            </a>
+            <div class="dropdown-menu dropdown-menu-right" aria-labelledby="navbar-user">
+              {% if request.user.is_staff %}
+              <a class="dropdown-item" href="/admin">Admin</a>
+              {% endif %}
+              <a class="dropdown-item" href="/logout">Logout</a>
+            </div>
+          </li>
+          {% endif %}
           </li>
         </ul>
     </div>