Add New Category
<%= form_for(:category, url: admin_create_category_path) do |f| %>
<%= f.submit "Submit", class: "btn btn-primary" %> <% end %>
<%= f.label :name %>
<%= f.text_field :name, class: 'form-control' %>
<%= f.label :description %>
<%= f.text_area :description, class: 'form-control' %>
<%= f.label :parent_id %>
<%= f.submit "Submit", class: "btn btn-primary" %> <% end %>