import type { AssetCatalogEntry, DemandProfile, SourceIndex } from "../types.js";
/**
 * Typed bundle of the discovery artifacts the mirror/install lifecycle reads
 * together (#437). Loading them through one helper keeps the per-artifact
 * path plumbing in a single place and preserves the original semantics:
 * required artifacts throw on read/validation failure, optional artifacts
 * (demand profile, source index) stay `null` when absent.
 */
export interface DiscoveryArtifacts {
    demandProfile: DemandProfile | null;
    sourceIndex: SourceIndex | null;
    catalogEntries: AssetCatalogEntry[];
    selectedEntries: AssetCatalogEntry[];
}
/**
 * Loads the discovery artifact family for a project root.
 *
 * Reads are intentionally sequential to preserve failure ordering: the first
 * artifact that fails (missing required file, invalid JSON, rejected schema)
 * fails the whole load with its original error, exactly as the previous
 * inline read sequence behaved.
 */
export declare function loadDiscoveryArtifacts(projectRoot: string): Promise<DiscoveryArtifacts>;