/**
 * Daemon logging.
 *
 * All daemon runtime output goes to stderr (stdout is reserved for the spawned
 * CLI and any machine-readable output). By default we log one line per run —
 * the run's start and its terminal result — plus startup/shutdown and hard
 * failures. Pass `--debug` to enable the poll/heartbeat/retry chatter.
 */
export declare function setDebug(enabled: boolean): void;
export declare const log: {
    /** Always-on: one line per run, startup/shutdown, and hard failures. */
    info: (...parts: unknown[]) => void;
    /** Debug-only: poll chatter, heartbeats, retry and backoff detail. */
    debug: (...parts: unknown[]) => void;
};
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