app/views/devise/unlocks/new.html.erb
<% title = t('.resend_unlock_instructions') %>
<% content_for(:html_title) {title} %>
<h2><%= title %></h2>
<%= form_for(resource, as: resource_name, url: unlock_path(resource_name), html: {method: :post}) do |f| %>
<%= render 'devise/shared/error_messages', resource: resource %>
<div class="field">
<%= f.label :email %><br>
<%= f.email_field :email, autofocus: true, autocomplete: 'email', class: 'form-control' %>
</div>
<div class="actions">
<%= f.submit t('.resend_unlock_instructions'), class: 'btn btn-primary' %>
</div>
<% end %>
<%= render 'devise/shared/links' %>