/**
 * Utility function to merge class names
 * Filters out falsy values and joins remaining classes with spaces
 *
 * @example
 * cn('base-class', isActive && 'active', 'another-class') // => "base-class active another-class"
 * cn('foo', false, 'bar', null, undefined) // => "foo bar"
 */
export function cn(...classes: (string | undefined | null | false)[]): string {
  return classes.filter(Boolean).join(" ");
}