/**
 * `peaks log *` subcommands.
 *
 *   - `peaks log tail [--lines N]` — print the last N lines of
 *     today's JSONL log to stdout. With `--json`, prints as a
 *     JSON envelope (matching the project's response shape).
 *   - `peaks log ls` — list the available log files (newest first).
 *
 * The CLI layer is intentionally thin: it formats the output and
 * delegates the actual filesystem reads to
 * `src/services/log/log-commands-service.ts`. That service is
 */
import type { Command } from 'commander';
import { type ProgramIO } from '../cli-helpers.js';
export declare function registerLogCommands(program: Command, io: ProgramIO): void;