/**
 * Staleness detection for claude-memory
 * Detects which projects need rescanning based on age and git activity
 */
import { GlobalContext, ProjectInfo } from '../types/index.js';
export interface StaleProject {
    name: string;
    path: string;
    daysSinceScanned: number;
    reason: 'age' | 'git_activity' | 'file_changed' | 'never_scanned';
    details?: string;
}
export interface StalenessReport {
    /** Overall data age in hours */
    dataAgeHours: number;
    /** Projects that need rescanning */
    staleProjects: StaleProject[];
    /** Projects that are fresh */
    freshCount: number;
    /** Human-readable summary */
    summary: string;
    /** Suggested CLI command */
    suggestion?: string;
}
/**
 * Detect all stale projects in the global context
 */
export declare function detectStaleProjects(context: GlobalContext): StalenessReport;
/**
 * Get a quick staleness check for the current working directory
 */
export declare function checkCurrentProjectStaleness(context: GlobalContext, cwd: string): {
    isStale: boolean;
    project?: ProjectInfo;
    reason?: string;
};
/**
 * Format staleness report for MCP output
 */
export declare function formatStalenessForMcp(report: StalenessReport): string;