Replace Option<SecondFactor> with SecondFactor

templates/settings/edit_user.html

@@ -74,7 +74,7 @@
     <fieldset class="form-group">
         <legend class="mt-4">Two factor authentication</legend>
         <strong>If you uncheck a factor, it will be DELETED</strong>
-        {% for f in u.two_factor.as_deref().unwrap_or_default() %}
+        {% for f in u.two_factor %}
         <div class="form-check">
             <label class="form-check-label">
                 <input type="checkbox" class="form-check-input two-fact-checkbox"

templates/settings/two_factors_page.html

@@ -23,7 +23,7 @@
     </tr>
     </thead>
     <tbody>
-    {% for f in user.two_factor.as_deref().unwrap_or_default() %}
+    {% for f in user.two_factor %}
     <tr id="factor-{{ f.id.0 }}">
         <td>{{ f.type_str() }}</td>
         <td>{{ f.name }}</td>