/**
 * Batch runner with optional concurrency, inter-call delay, and progress.
 * Used by batchRequestIndexing / batchInspectUrls. Defaults to sequential
 * (concurrency = 1) because the underlying APIs rate-limit aggressively;
 * callers that know their quota headroom can opt into parallelism.
 */
declare function runSequentialBatch<I, R>(items: I[], operation: (item: I, index: number) => Promise<R>, options?: {
  delayMs?: number;
  concurrency?: number;
  onProgress?: (result: R, index: number, total: number) => void;
}): Promise<R[]>;
export { runSequentialBatch };