/**
 * Migrate Command
 *
 * CLI command to migrate from v1 (JSON) to v2 (YAML) config format.
 *
 * Usage:
 *   ccs migrate           - Run migration
 *   ccs migrate --dry-run - Preview migration without changes
 *   ccs migrate --rollback <path> - Restore from backup
 *   ccs migrate --list-backups    - List available backups
 */
export declare function handleMigrateCommand(args: string[]): Promise<void>;
/**
 * Print help for migrate command.
 */
export declare function printMigrateHelp(): void;
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