/**
 * BRAIN Fetch — Layer 3 retrieval: batch-fetch full entry details by IDs.
 *
 * @task T5133
 * @epic T5149
 */
import type { FetchBrainEntriesParams, FetchBrainEntriesResult } from '@cleocode/contracts';
/**
 * Batch-fetch full details by IDs.
 * Groups IDs by prefix to query the correct tables via BrainDataAccessor.
 *
 * @param projectRoot - Project root directory
 * @param params - Fetch parameters with IDs
 * @returns Full entry data for each found ID, plus not-found list
 */
export declare function fetchBrainEntries(projectRoot: string, params: FetchBrainEntriesParams): Promise<FetchBrainEntriesResult>;
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