discourse/app/assets/javascripts/admin/addon/components/modal/merge-users-prompt.hbs

<DModal
  @title={{html-safe
    (i18n "admin.user.merge.prompt.title" username=@model.user.username)
  }}
  @closeModal={{@closeModal}}
>
  <:body>
    <p>
      {{html-safe
        (i18n
          "admin.user.merge.prompt.description" username=@model.user.username
        )
      }}
    </p>
    <EmailGroupUserChooser
      @value={{this.targetUsername}}
      @options={{hash
        maximum=1
        filterPlaceholder="admin.user.merge.prompt.target_username_placeholder"
      }}
    />
  </:body>
  <:footer>
    <DButton
      class="btn-primary"
      @action={{fn @model.showMergeConfirmation (get this.targetUsername "0")}}
      @icon="trash-alt"
      @disabled={{this.mergeDisabled}}
      @translatedLabel={{i18n
        "admin.user.merge.confirmation.transfer_and_delete"
        username=@model.user.username
      }}
    />
    <DButton @action={{@closeModal}} @label="admin.user.merge.prompt.cancel" />
  </:footer>
</DModal>