import { Graph } from 'graphlib';
import type { Task } from '../types/index.js';
export declare class DAGBuilder {
    buildDAG(tasks: Task[]): Graph;
    getRootNodes(graph: Graph): string[];
    getDependents(graph: Graph, taskId: string): string[];
    getDependencies(graph: Graph, taskId: string): string[];
    topologicalSort(graph: Graph): string[];
}
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