discourse/app/views/finish_installation/index.html.erb

<h1><%= t 'finish_installation.congratulations' %></h1>

<div class='row'>
  <%= image_tag "/images/wizard/tada.svg", class: "tada" %>
</div>

<div class='row help-text'>
  <%= t 'finish_installation.register.help' %>
</div>

<div class='row'>
  <%= link_to(finish_installation_register_path, class: 'wizard-container__button primary') do %>
    <svg xmlns="http://www.w3.org/2000/svg" width="14px" height="14px" viewBox="0 0 448 512">
      <path fill="currentColor" d="M224 256c70.7 0 128-57.3 128-128S294.7 0 224 0 96 57.3 96 128s57.3 128 128 128zm89.6 32h-16.7c-22.2 10.2-46.9 16-72.9 16s-50.6-5.8-72.9-16h-16.7C60.2 288 0 348.2 0 422.4V464c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48v-41.6c0-74.2-60.2-134.4-134.4-134.4z"></path>
    </svg>

    <%= t 'finish_installation.register.button' %>
  <% end %>
</div>