import type { AccessGrant } from "@opengeni/contracts";
import type { ApiRouteDeps } from "@opengeni/core";
/**
 * Keep one durable interaction operation—and its sandbox holder when present—
 * live while a bounded controller mutation is in flight. Browser profile
 * capture/restore can legitimately take minutes; without this pulse a lifecycle
 * reaper cannot distinguish that request from a caller that disappeared.
 */
export declare function withInteractionHolderHeartbeat<T>(deps: ApiRouteDeps, input: {
    grant: AccessGrant;
    workspaceId: string;
    sandboxGroupId: string | null;
    holderId: string;
    operationId: string;
    resourceId: string;
    controllerGeneration: string;
}, run: () => Promise<T>): Promise<T>;