import type { OpenWorkspace } from "./isolation-runner.js";
/** Record of the checkout an isolation dir stands for. */
export declare const OVNFS_CHECKOUT_FILE = ".omp-ovnfs-checkout.json";
/**
 * Remove the ovnfs checkouts a task-isolation dir records and report whether it
 * recorded one. Throws when a checkout cannot be removed (the record then stays
 * for a later retry); `omp worktree clear` calls this before deleting the dir.
 */
export declare function releaseOvnfsCheckout(dir: string): Promise<boolean>;
/**
 * Workspaces that are ovnfs checkouts of the repository, opened through the ovnfs
 * executable `command`. Failures say what is wrong with ovnfs; there is no
 * silent fallback to native isolation.
 */
export declare function ovnfsWorkspace(command: string): OpenWorkspace;