import { type ProcessedAsset } from '../../../services/assets/asset-processing-service/index.js';
import type { PageBrowserGraphResult, PagePackageResult } from '../../../types/public-types.js';
/**
 * Merges a page browser graph into an existing page package (or processed dependencies).
 *
 * Deduplicates entry/chunk assets against the existing package and rebuilds the
 * package so downstream HTML finalization sees one canonical graph.
 */
export declare function mergePageBrowserGraph(currentPagePackage: PagePackageResult | undefined, processedDependencies: ProcessedAsset[], pageBrowserGraph: PageBrowserGraphResult): {
    pagePackage: PagePackageResult;
    mergedGraph: PageBrowserGraphResult;
};