import type { JamDeps } from "../deps.js";
export type HealthCheck = {
    name: string;
    ok: boolean;
    /** A failed fatal check blocks MCP startup; a non-fatal one is a warning. */
    fatal: boolean;
    detail?: string;
};
export type GateMode = "boot" | "full";
export type GateResult = {
    mode: GateMode;
    checks: HealthCheck[];
    passed: boolean;
};
/**
 * One health-check core shared by `jam doctor`, `jam setup` and `jam serve`.
 *
 * "boot" mode is what `jam serve` runs on every startup: local checks only
 * (Node version, config, credentials, base URL shape, MCP wiring) - no network
 * round trip, so it never adds Jira's latency to Claude Code's own startup.
 * "full" mode adds live Jira connectivity checks and is what `jam doctor` and
 * `jam setup` run, since those are explicit, occasional diagnostics rather
 * than something on the hot path of every session.
 */
export declare function runHealthGate(deps: JamDeps, mode: GateMode): Promise<GateResult>;