display public ips on debug page

data/web/templates/debug.twig

@@ -49,6 +49,13 @@
                           <p><b>{{ hostname }}</b></p>
                         </div></td>
                       </tr>
+                      <tr>
+                        <td>IPs</td>
+                        <td class="text-break">
+                          <span class="d-block">{{ ips.ipv4 }}</span>
+                          <span class="d-block">{{ ips.ipv6 }}</span>
+                        </td>
+                      </tr>
                       <tr>
                         <td>Version</td>
                         <td class="text-break"><div>