import type { CommitCluster } from "../git/types.js";
export interface CommitClusterOptions {
    since?: string;
    author?: string;
    maxCommits?: number;
    timeWindowMinutes?: number;
    minSharedFiles?: number;
    pathPattern?: string;
    timeoutMs?: number;
}
export interface CommitClusterResult {
    clusters: CommitCluster[];
    totalCommits: number;
    clusteredCommits: number;
    singletonCommits: number;
}
/**
 * Cluster commits by time proximity and file similarity.
 *
 * Two commits are grouped into the same cluster if:
 * 1. They are within `timeWindowMinutes` of each other, AND
 * 2. They share at least `minSharedFiles` changed files
 *
 * Uses union-find for efficient clustering.
 */
export declare function clusterCommits(repoPath: string, options?: CommitClusterOptions): Promise<CommitClusterResult>;