import type { CourseRuntime, CourseRuntimeSink, RunExecution, RuntimeModule, RuntimeProbe } from "../types.js";
/**
 * 确定性假 runtime：不 spawn 任何进程，直接实现 CourseRuntime。
 * 仅供端到端联调/测试（registry 里 hidden，capabilities 需
 * BOTLEARN_DAEMON_ENABLE_FAKE_RUNTIME=1 才上报）。
 * 额外往工作区写一个 draft.md，打通 file-candidates 上报链路。
 */
export declare class FakeRuntime implements CourseRuntime {
    readonly id: "fake";
    probe(): Promise<RuntimeProbe>;
    run(run: RunExecution, sink: CourseRuntimeSink, signal: AbortSignal): Promise<void>;
}
export declare const fakeModule: RuntimeModule;