/**
 * MessageBus
 *
 * @deprecated Removed. Use DirectMessageBus instead.
 *
 * MessageBus used older cluster IPC with round-robin dispatch.
 * DirectMessageBus provides Unix Domain Socket mesh for direct
 * worker-to-worker communication with better performance.
 *
 * See the migration guide at docs/guides/ipc.md
 */
export declare class MessageBus {
    constructor();
}
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