export function publishingIdempotencyKey(parts: { workspaceId: string; draftId: string; attemptNo: string | bigint | number }): string {
  if (!/^[A-Za-z0-9-]+$/.test(parts.workspaceId) || !/^[A-Za-z0-9-]+$/.test(parts.draftId)) throw new RangeError("invalid attempt identity");
  if (typeof parts.attemptNo === "number" && !Number.isSafeInteger(parts.attemptNo)) throw new RangeError("unsafe attempt number");
  const attempt = String(parts.attemptNo);
  if (!/^[1-9][0-9]*$/.test(attempt)) throw new RangeError("attemptNo must be a positive decimal integer");
  return `wp3:${parts.workspaceId}:${parts.draftId}:a${attempt}:publish`;
}