/**
 * `jam doctor` exists to answer one question fast: is this a Jira problem, a
 * credential problem, or a local setup problem? It is read-only - it never
 * bootstraps a missing project.yaml (that is `jam setup`'s job) - and runs the
 * "full" health gate, including live Jira connectivity.
 */
export declare function doctor(cwd?: string): Promise<number>;