export declare function buildCacheKey(params: {
    projectId: string;
    scope?: "project" | "session";
    sessionId?: string | null;
    questionNorm: string;
    invalidation: {
        assetsVersion?: string | null;
        catalogVersion?: string | null;
        knowledgeIndexVersion?: string | null;
    };
}): string;
export declare function createMemoryEntryId(): string;
//# sourceMappingURL=cacheKey.d.ts.map