/** `ztrack init` — scaffolds the per-project tracker: writes the config, installs the chosen
 *  validation preset (default = the recommended baseline), and optionally links an external tracker
 *  (`--sync github --repo o/n`) with a best-effort initial pull. Returns true once it has handled
 *  the `init` command. */
export declare function handleInitCommand(args: string[]): Promise<boolean>;