= simple_nested_form_for [:admin, resource], turboboost: true, validate: true do |f|
  = f.input :name
  = f.input :position
  = f.input :company_name
  = f.input :description
  = f.fields_for :testimonial_image do |i|
    = i.input :image, input_html: {class: :visible}

  = f.button :submit, @testimonial.new_record? ? 'Add Testimonial' : 'Update Testimonial', class: 'btn-default'