/**
 * Agent Version Tracking — Rich version tracking with change categorization
 * @module
 */
import type { AgentMeta, VersionEntry, VersionDiff, DiffChange } from './version-registry';
import { VersionRegistry, formatVersionDiff } from './version-registry';
export { VersionRegistry, formatVersionDiff };
export type { AgentMeta, VersionEntry, VersionDiff, DiffChange };
export type ChangeCategory = 'model' | 'prompt' | 'tools' | 'config' | 'unknown';
export interface CategorizedChange extends DiffChange {
    category: ChangeCategory;
}
export interface VersionRecord {
    agentId: string;
    version: string;
    metadata: AgentMeta;
    registeredAt: string;
    changeCategories?: ChangeCategory[];
}
/**
 * Categorize a diff change field into a known category.
 */
export declare function categorizeChange(field: string): ChangeCategory;
/**
 * Categorize all changes in a VersionDiff.
 */
export declare function categorizeChanges(diff: VersionDiff): CategorizedChange[];
/**
 * Summarize categories present in a diff.
 */
export declare function summarizeCategories(changes: CategorizedChange[]): Record<ChangeCategory, number>;
/**
 * High-level wrapper — AgentVersionTracker
 */
export declare class AgentVersionTracker {
    private registry;
    private storePath?;
    constructor(storePath?: string);
    recordVersion(agentId: string, version: string, metadata: AgentMeta): void;
    getHistory(agentId: string): VersionRecord[];
    diff(agentId: string, v1: string, v2: string): VersionDiff;
    categorizedDiff(agentId: string, v1: string, v2: string): CategorizedChange[];
    getLatest(agentId: string): VersionRecord | undefined;
    listAgents(): string[];
}
/**
 * Format a categorized change summary for display.
 */
export declare function formatCategorySummary(categories: Record<ChangeCategory, number>): string;
//# sourceMappingURL=versioning.d.ts.map