/**
 * @module generate/video-extend
 * @description `vibe generate video-extend` (hidden) — extend video duration
 * via Kling or Veo (Gemini). Split out of `generate.ts` in v0.69 (Plan G
 * Phase 2).
 */
import type { Command } from "commander";
export declare function registerVideoExtendCommand(parent: Command): void;
