/**
 * Hook to get the right border radius for the notification inbox.
 *
 * E.g.: If the header is the first element, its defined border radius will be
 * applied to the container top corners. If it is the last element, its border
 * radius will be applied to the bottom corners of the container.
 *
 * @param layout Layout used to sort components in the notification inbox
 * @returns An array containing the rules for the border radius sorted (CSS order).
 */
export default function useContainerBorderRadius(layout: string[]): string[];