/**
 * Version Command Handler
 *
 * Displays version and channel information for the AIWG installation.
 * Supports --verbose / --json for full environment fingerprint (Phase 4.5 #925).
 *
 * @implements @.aiwg/architecture/decisions/ADR-001-unified-extension-system.md
 * @source @src/cli/router.ts
 * @issue #33, #925
 */
import type { CommandHandler } from './types.js';
/**
 * Version command handler
 */
export declare const versionHandler: CommandHandler;
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