import { type ImageApiClient, type ChildSpawner, type HostOps, type BakeRunnerLogger } from "./runner.js";
interface RunnerEnv {
    imageApiBase: string;
    token: string;
    runnerId: string;
    recipeRef: string;
    buildShPath: string;
    recipeDir: string;
    dataDir: string;
    heartbeatMs: number;
    idlePollMs: number;
    minFreeGb: number;
}
declare function loadEnv(): RunnerEnv;
/** The real image-api HTTP client. Authenticates claim/heartbeat with the runner bearer; ingest additionally
 *  carries the per-bake ingest secret header (so image-api can reject a stale/rogue runner — §P2.4e). */
declare function makeApiClient(env: RunnerEnv, log: BakeRunnerLogger): ImageApiClient;
/** The real child spawner: `setsid`-style detached process GROUP so a cancel/deadline kill signals the whole tree
 *  (channel-close / a plain kill of the immediate child does NOT stop a detached build — §P2.11). */
declare function makeSpawner(): ChildSpawner;
/** The real host ops: fs manifest read, df /data, recipe checkout, and the thin docker-push big-blob retry. */
declare function makeHostOps(env: RunnerEnv): HostOps;
declare function main(): Promise<void>;
export { main, loadEnv, makeApiClient, makeSpawner, makeHostOps };
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