import { Worker } from "node:worker_threads";
import type { WorkflowLimits } from "./types.js";
export type WorkerToParentMessage = {
    type: "heartbeat";
} | {
    type: "subagent";
    id: number;
    prompt: unknown;
    options: unknown;
} | {
    type: "log";
    message: unknown;
} | {
    type: "phase";
    title: unknown;
} | {
    type: "fatal";
    error: string;
} | {
    type: "complete";
    result: unknown;
} | {
    type: "error";
    error: string;
};
export type ParentToWorkerMessage = {
    type: "subagentResult";
    id: number;
    ok: true;
    result: unknown;
} | {
    type: "subagentResult";
    id: number;
    ok: false;
    error: string;
    fatal?: boolean;
} | {
    type: "abort";
    reason: string;
};
export declare function createWorkflowScriptWorker({ body, metaName, args, cwd, limits, }: {
    body: string;
    metaName: string;
    args: unknown;
    cwd: string;
    limits: WorkflowLimits;
}): Worker;