= f.hidden_field :image_id, class: 'image-id'
= f.hidden_field :signed_blob_id, class: 'signed-blob-id'
= f.hidden_field :filename, class: 'filename'
- if f.object.signed_blob_id.present? && f.object.spina_image
  = image_tag main_app.url_for(f.object.spina_image.variant(resize: "400x300^", crop: "400x300+0+0"))
- else
  = image_tag ""