ftes

-# https://johnbeatty.co/2018/03/09/stimulus-js-tutorial-how-do-i-drag-and-drop-items-in-a-list/
.grid--draggable{ 'data-controller': 'seating-plan',
                  'data-seating-plan-endpoint': endpoint,
                  'data-action': 'dragstart->seating-plan#onDragStart dragover->seating-plan#onDragOver dragenter->seating-plan#onDragEnter drop->seating-plan#onDrop dragend->seating-plan#onDragEnd' }
  - seating_plan.each do |seat|
    - if seat[:is_empty]
      .grid__item.grid__item--empty{ 'data-row': seat[:row],
                                     'data-col': seat[:col],
                                     style: "grid-row: #{seat[:row]}; grid-column: #{seat[:col]};",
                                     class: ('grid__item--border' if seat[:is_border]) }