import type { string_book } from '../../../book-2.0/agent-source/string_book';
/**
 * Reads a project-owned Book before initialization, refusing unsafe edits while preserving its original bytes.
 * Unknown commitments remain supported, as in the normal Book parser.
 *
 * @private internal utility of `coder init`
 */
export declare function readCoderAgentBook(filePath: string): Promise<string_book>;