add admin user by devise

app/views/devise/unlocks/new.html.erb

@@ -0,0 +1,16 @@
+<h1><%= t('.resend_unlock_instructions') %></h1>
+
+<%= form_for(resource, as: resource_name, url: unlock_path(resource_name), html: { method: :post }) do |f| %>
+  <%= bootstrap_devise_error_messages! %>
+
+  <div class="form-group">
+    <%= f.label :email %>
+    <%= f.email_field :email, autofocus: true, autocomplete: 'email', class: 'form-control' %>
+  </div>
+
+  <div class="form-group">
+    <%= f.submit t('.resend_unlock_instructions'), class: 'btn btn-primary'%>
+  </div>
+<% end %>
+
+<%= render 'devise/shared/links' %>