import type { LibraryExtractionOptions } from './library-extraction.orchestrator.js';
/**
 * Result of build config update operations.
 */
export interface BuildConfigUpdateResult {
    tsconfigUpdated: boolean;
    ngPackageUpdated: boolean;
    pathsAdded: Record<string, string[]>;
}
/**
 * Updates TypeScript and Angular build configurations after library extraction.
 */
export declare class BuildConfigUpdater {
    /**
     * Update tsconfig.json paths and ng-package.json for the new library.
     */
    update(projectRoot: string, options: LibraryExtractionOptions, libraryPath: string): Promise<BuildConfigUpdateResult>;
    private updateTsConfig;
    private updateNgPackage;
}
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