/**
 * BatchSession - Persists batch job state to .valora/batches/<localId>.json
 */
import type { PersistedBatch } from './batch.types.js';
/**
 * Generate a short unique local ID for a batch job
 */
export declare function generateLocalId(): string;
/**
 * Persist a batch to disk
 */
export declare function persistBatch(batch: PersistedBatch): void;
/**
 * Load a batch from disk by local ID
 */
export declare function loadBatch(localId: string): null | PersistedBatch;
/**
 * Update a persisted batch with partial data
 */
export declare function updateBatch(localId: string, partial: Partial<PersistedBatch>): void;
/**
 * List all persisted batches
 */
export declare function listBatches(): PersistedBatch[];
/**
 * Remove a persisted batch from disk
 */
export declare function removeBatch(localId: string): void;
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