export interface PRMetadata {
    prId: number;
    repoId: number;
    authorId: number;
    title: string;
    description: string;
    createdAt: number;
    mergedAt?: number;
    files?: string[];
}
/**
 * Result of a semantic search query
 */
export interface SearchResult {
    prId: number;
    score: number;
    title: string;
    description: string;
    createdAt: number;
    files: string[];
}
/**
 * canonical embedding bundle for a pr
 * text: title + description
 * diff: code changes
 */
export interface EmbeddingSet {
    text: Float32Array;
    diff: Float32Array;
}
/**
 * Lightweight representation of a pr candidate
 * Used during ANN + reranking
 */
export interface PRCandidate {
    prId: number;
    scoreHint?: number;
}
/**
 * file-level signal extracted from PR diff
 */
export type FilePathSet = Set<string>;
/**
 * final similarity classification levels
 */
export type MatchLevel = 'HIGH' | 'MEDIUM' | 'LOW';
/**
 * Decision output consumed by bot / API layer
 */
export type Decision = {
    type: 'DUPLICATE';
    originalPr: number;
} | {
    type: 'POSSIBLE';
    originalPr: number;
} | {
    type: 'IGNORE';
};
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