import type { SlopeEvent } from './types.js';
import type { RecurringPattern, CommonIssuesFile } from './briefing.js';
/** An event cluster — events grouped by area and type */
export interface EventCluster {
    type: string;
    area: string;
    sprints: number[];
    events: SlopeEvent[];
    description: string;
}
/** A candidate for promotion to common issues */
export interface PromotionCandidate {
    cluster: EventCluster;
    reason: string;
    suggestedPattern: RecurringPattern;
}
/** Result of running the pipeline */
export interface PipelineResult {
    clusters: EventCluster[];
    candidates: PromotionCandidate[];
    promoted: number;
    skipped: number;
}
/**
 * Cluster events by type + area, tracking which sprints they appear in.
 */
export declare function clusterEvents(events: SlopeEvent[]): EventCluster[];
/**
 * Find promotion candidates — clusters that appear in enough sprints.
 */
export declare function findPromotionCandidates(clusters: EventCluster[], threshold?: number): PromotionCandidate[];
/**
 * Run the full pipeline: cluster events → find candidates → promote to common issues.
 * Respects existing manual entries — does not overwrite patterns without source: 'telemetry'.
 */
export declare function runPipeline(events: SlopeEvent[], existingIssues: CommonIssuesFile, options?: {
    threshold?: number;
}): PipelineResult;
//# sourceMappingURL=pipeline.d.ts.map