/**
 * Workflow Engine - Task workflow orchestration
 */
import { EventEmitter } from 'eventemitter3';
import { OperationResult } from '../types';
export declare class WorkflowEngine extends EventEmitter {
    private _workflows;
    constructor();
    initialize(): Promise<OperationResult>;
    executeWorkflow(_workflowId: string, _context: any): Promise<OperationResult>;
    shutdown(): Promise<OperationResult>;
}
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