import { ReleaseInfo } from './github.js';
export interface VersionCheckCache {
    lastChecked: string;
    currentVersion: string;
    latestVersion: string;
    updateAvailable: boolean;
    releaseUrl?: string;
    releaseNotes?: string;
    cacheTTL: number;
}
export interface VersionCheckResult {
    installed: boolean;
    currentVersion: string | null;
    latestVersion: string;
    updateAvailable: boolean;
    releaseInfo?: ReleaseInfo;
}
/**
 * 버전 비교
 */
export declare function compareVersions(current: string, latest: string): boolean;
/**
 * 버전 체크 수행
 */
export declare function checkVersion(projectRoot: string): Promise<VersionCheckResult>;
/**
 * 버전 캐시 읽기
 */
export declare function readVersionCache(projectRoot: string): Promise<VersionCheckCache | null>;
/**
 * 버전 캐시 업데이트
 */
export declare function updateVersionCache(projectRoot: string, data: {
    currentVersion: string;
    latestVersion: string;
    updateAvailable: boolean;
    releaseUrl?: string;
    releaseNotes?: string;
}): Promise<void>;
/**
 * 릴리즈 노트 요약 생성
 */
export declare function summarizeReleaseNotes(notes: string, maxLength?: number): string;
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