/**
 * @purpose Prints agent-facing orient documentation from the gennady package README.md.
 * @invariant Never modifies the filesystem.
 * @param _argv CLI arguments (ignored).
 * @returns Promise<void> — ends with process.exit(0) on success, process.exit(1) on error.
 * @sideEffect stdout: README.md content on success; stderr: error message on failure.
 */
export declare function run(_argv: string[]): Promise<void>;