import type { MergedStringRecordJsonFile } from './mergeStringRecordJsonFile';
/**
 * Ensures `package.json` contains the standalone Promptbook coder helper scripts.
 *
 * Scripts which the project already defines are kept as they are, only missing ones are added.
 *
 * @private function of `initializeCoderProjectConfiguration`
 */
export declare function ensureCoderPackageJsonFile(projectPath: string): Promise<MergedStringRecordJsonFile>;