discourse-custom-wizard/assets/javascripts/discourse/templates/components/wizard-custom-step.hbs

<div>
  <label for="title">{{i18n 'admin.wizard.step.title'}}</label>
  {{text-field name="title" value=step.title placeholderKey="admin.wizard.step.title_placeholder"}}
</div>

<div>
  <label for="banner">{{i18n 'admin.wizard.step.banner'}}</label>
  {{input name="banner" value=step.banner placeholderKey="admin.wizard.step.banner_placeholder"}}
</div>

<div>
  <label for="description">{{i18n 'admin.wizard.step.description'}}</label>
  {{input name="description" value=step.description placeholderKey="admin.wizard.step.description_placeholder"}}
</div>

{{#each step.fields as |f|}}
  {{wizard-custom-field field=f}}
  {{d-button action='removeField' actionParam=f label="admin.wizard.field.remove"}}
{{/each}}

{{d-button action='addField' label='admin.wizard.step.add_field'}}

{{#each step.actions as |a|}}
  {{wizard-custom-action action=a stepFields=step.fields}}
{{/each}}

{{#if allowAddAction}}
  {{d-button action='addAction' label='admin.wizard.step.add_action'}}
{{/if}}