import { formatElapsed } from "../../utils/formatElapsed.js";
/**
 * Live one-line-per-test display for parallel suite runs, on stderr. On a
 * TTY it repaints in place every second; piped, it prints a plain snapshot
 * every 15 seconds instead. Display only — callers push state in via
 * update(); nothing here reads files or clocks besides "now".
 */
export type BoardStatus = "queued" | "running" | "done" | "error";
type BoardEntry = {
    id: string;
    status: BoardStatus;
    startedAt?: number;
    endedAt?: number;
    costUsd: number;
};
export { formatElapsed };
export declare function startStatusBoard(ids: string[]): {
    update(id: string, patch: Partial<Omit<BoardEntry, "id">>): void;
    stop(): void;
};