discourse-custom-wizard/assets/javascripts/discourse/templates/modal/admin-wizards-columns.hbs

{{#d-modal-body title="admin.wizard.edit_columns"}}
  {{#if loading}}
    {{loading-spinner size="large"}}
  {{else}}
    <div class="edit-directory-columns-container">
      {{#each model.columns as |column|}}
        <div class="edit-directory-column">
          <div class="left-content">
            <label class="column-name">
              {{input type="checkbox" checked=column.enabled}}
              {{directory-table-header-title field=column.label translated=true}}
            </label>
          </div>
        </div>
      {{/each}}
    </div>
  {{/if}}
{{/d-modal-body}}

<div class="modal-footer">
  {{d-button
    class="btn-primary"
    label="directory.edit_columns.save"
    action=(action "save")
  }}

  {{d-button
    class="btn-secondary reset-to-default"
    label="directory.edit_columns.reset_to_default"
    action=(action "resetToDefault")
  }}
</div>