import type { AccessAccount, AccessIntent, AccessLease, AccessRoute } from "./types.js";
export type AccessExecutionResult = {
    ok: boolean;
    output?: unknown;
    requiresApproval?: boolean;
    approvalReason?: string;
};
export type AccessRouteExecutor = (args: {
    lease: AccessLease;
    route: AccessRoute;
    intent: AccessIntent;
}) => Promise<AccessExecutionResult>;
/** Keeps secrets behind an opaque, short-lived capability lease. */
export declare class AccessSessionBroker {
    private readonly accounts;
    private readonly executeRoute;
    private readonly leaseTtlMs;
    private readonly leases;
    constructor(accounts: () => AccessAccount[], executeRoute: AccessRouteExecutor, leaseTtlMs?: number);
    issue(intent: AccessIntent, now?: number): AccessLease;
    execute(leaseId: string, now?: number): Promise<AccessExecutionResult>;
    act(intent: AccessIntent): Promise<AccessExecutionResult>;
    revokeAll(): void;
}