import type { WorkflowRun } from "./types.js";
/**
 * RunStateStore：工作流运行状态持久化（对标 wave-agent RunStateStore）。
 * 适配 sirius：持久化改为可选 callback（不强制 fs，SDK 独立可用）。
 */
export declare class RunStateStore {
    private runs;
    private writer;
    /** 设置持久化 writer（如写文件、发 bus event）。SDK 独立运行时不设。 */
    setWriter(writer: (runId: string, state: WorkflowRun) => void): void;
    save(run: WorkflowRun): Promise<void>;
    load(runId: string): WorkflowRun | undefined;
    list(): WorkflowRun[];
    delete(runId: string): boolean;
}