lib/generators/godmin/resource/templates/resource_service.rb
<% module_namespacing do -%>
class <%= class_name %>Service
include Godmin::Resources::ResourceService
attrs_for_index <%= @attributes.map { |x| ":#{x}" }.join(", ") %>
attrs_for_show <%= @attributes.map { |x| ":#{x}" }.join(", ") %>
attrs_for_form <%= @attributes.map { |x| ":#{x}" }.join(", ") %>
end
<% end -%>