discourse/app/views/users/admin_login.html.erb

<% if @message %>
  <%= @message %>
  <% if @error %><p><%= @error %></p><% end %>

  <% if @security_key_required %>
    <div id="primary-security-key-form">
      <div id="security-key-error"></div>
      <%= hidden_field_tag 'security_key_challenge', @security_key_challenge, id: 'security-key-challenge' %>
      <%= hidden_field_tag 'security_key_allowed_credential_ids', @security_key_allowed_credential_ids, id: 'security-key-allowed-credential-ids' %>

      <%=form_tag({}, method: :put) do %>
        <p><strong><%= t('login.security_key_authenticate') %></strong></p>
        <p><%= t('login.security_key_description') %></p>
        <%= hidden_field_tag 'second_factor_method', '3' %>
        <%= hidden_field_tag 'security_key_credential', nil, id: 'security-key-credential' %>

        <% if @second_factor_required %>
          <%= link_to t('login.security_key_alternative'), '#', id: 'activate-security-key-alternative' %><br/><br/>
        <% end %>
        <%= button_tag t('login.security_key_authenticate'), id: 'submit-security-key' %>
      <% end %>
    </div>
  <% end %>

  <% if @second_factor_required %>
    <div id="second-factor-forms" style="<%= @security_key_required ? 'display: none' : '' %>">
      <div id="primary-second-factor-form">
        <%=form_tag({}, method: :put) do %>
          <br/>
          <%= label_tag(:second_factor_token, t('login.second_factor_description')) %>
          <%= render 'common/second_factor_text_field' %><br><br>
          <%= submit_tag t('submit')%>
        <% end %>
      </div>

      <%if @backup_codes_enabled%>
        <div id="backup-second-factor-form" style="display: none">
          <%= form_tag({}, method: :put) do%>
            <%= label_tag(:second_factor_token, t("login.second_factor_backup_description")) %>
            <%= render 'common/second_factor_backup_input' %><br><br>
            <%= submit_tag(t("submit")) %>
          <%end%>
        </div>
        <a href id="toggle-form"><%=t "login.second_factor_backup" %></a>
      <%end%>
    </div>
  <% end %>
<% else %>
  <%=form_tag({}, method: :put) do %>
    <%= label_tag(:email, t('admin_login.email_input')) %>
    <%= text_field_tag(:email, nil, autofocus: true) %><br><br>
    <%= submit_tag t('admin_login.submit_button') %>
  <% end %>
<% end %>

<%= preload_script "ember_jquery" %>
<%= preload_script "locales/#{I18n.locale}" %>
<%= preload_script "locales/i18n" %>
<%= preload_script "discourse/lib/webauthn" %>
<%= preload_script "admin-login/admin-login" %>
<%= preload_script "admin-login/admin-login.no-module" %>