import type { Event, RuntimeState } from "./types.js";
export declare class StateStore {
    private readonly workingDir;
    constructor(workingDir: string);
    initialState(initial: RuntimeState): void;
    readState(): RuntimeState;
    writeState(s: RuntimeState): void;
    appendEvents(events: Event[]): void;
    writeArtifact(relPath: string, content: string): void;
    writeNodeArchive(nodeExecId: string, files: Record<string, string>): void;
    private statePath;
    private eventLogPath;
}