/**
 * RSC Manifest Handler
 *
 * Handles client component manifest generation and caching.
 * Supports optional CacheRepository injection for testing.
 *
 * @module server/services/rsc/orchestrators/manifest-handler
 */
import type { ClientComponentMeta } from "../../../../rendering/rsc/types.js";
import type { CacheRepository } from "../../../../repositories/types.js";
import type { FileSystemAdapter } from "../../../../platform/adapters/base.js";
/** Cache key for manifest data */
export declare class ManifestHandler {
    private projectDir;
    private cache;
    private generation;
    private inFlightBuild;
    private cacheMutation;
    private readonly cacheRepo?;
    private readonly appDir;
    private readonly isLocalProject;
    private readonly cacheKey;
    private readonly knownCacheKeys;
    private readonly fs?;
    constructor(projectDir: string, options?: {
        cacheRepo?: CacheRepository<string>;
        appDir?: string;
        isLocalProject?: boolean;
        fs?: FileSystemAdapter;
        contentSourceId?: string;
    });
    handle(clientManifest: Map<string, ClientComponentMeta> | null, dependencyPinningCacheKey?: string): Promise<Response>;
    private getOrStartBuild;
    private buildAndPublish;
    private getCachedData;
    private setCachedData;
    private isCacheValid;
    private buildManifest;
    private createResponse;
    /**
     * Clear the manifest cache.
     * Useful for testing or forcing rebuild.
     */
    clearCache(): void;
    private scopedCacheKey;
    private enqueueCacheMutation;
}
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