import type { ApprovalWaitResult, AuthClient } from './types.js';
/**
 * Handles the REQUIRE_APPROVAL decision flow:
 *
 * 1. Creates a pending approval request via OpenLeash API.
 * 2. Polls for the owner's decision up to `timeoutMs`.
 * 3. Returns a typed result: APPROVED (with token), DENIED, or TIMEOUT.
 *
 * Callers are responsible for re-authorising with the approval token and
 * forwarding to upstream on APPROVED.
 */
export declare function waitForApproval(params: {
    auth: AuthClient;
    decisionId: string;
    action: Record<string, unknown>;
    toolName: string;
    actionType: string;
    timeoutMs: number;
    pollIntervalMs: number;
}): Promise<ApprovalWaitResult>;
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