import type { AnyDb } from '../dialect.js';
import type { BucketStorageRegistry } from './registry.js';
/**
 * Reap stale `pending` file-meta rows (two-phase uploads that never confirmed)
 * older than `olderThanMs`. For each, best-effort delete the object (it may
 * never have landed) then remove the meta row. Returns the number reaped.
 */
export declare function sweepOrphans(registry: BucketStorageRegistry, db: AnyDb, olderThanMs: number): Promise<number>;
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