import type { z } from 'zod/v4-mini';
import type { DataBus, DataBusPath } from '@ms-cloudpack/data-bus';
/**
 * Waits for data to be published on a specific bus path, with a timeout.
 */
export declare function waitForBusData<T>(params: {
    /** Data bus to listen on */
    bus: DataBus;
    /** Path to subscribe to */
    source: DataBusPath<z.ZodMiniType>;
    /** Timeout in milliseconds */
    timeoutMs?: number;
}): Promise<T>;
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