componentWillUnmount() {
    // @ts-expect-error TS(2339) FIXME: Property 'item' does not exist on type 'ButtonItem... Remove this comment to see the full error message
    this.item.removeEventListener('click', this.handleClick)
    // @ts-expect-error TS(2339) FIXME: Property 'item' does not exist on type 'ButtonItem... Remove this comment to see the full error message
    this.item.removeEventListener('keydown', this.handleKeydown)