/**
 * Order-independent equality for two id lists — the guard every list-cell
 * optimistic-state hook uses to tell a genuine external prop change
 * (navigation/RSC refresh) apart from a re-render carrying the same
 * pre-edit content (which must not clobber in-flight optimistic state).
 */
export const sameIdSet = <Id extends string | number>(
  left: readonly Id[],
  right: readonly Id[],
): boolean => {
  if (left.length !== right.length) return false
  const rightSet = new Set(right)
  return left.every((id) => rightSet.has(id))
}