/**
 * Staleness detection utilities for plans and agents.
 */
import type { ServerConfig } from '../config.js';
export type StaleSeverity = 'warning' | 'critical';
export interface StaleEntry {
    type: 'agent' | 'plan';
    plan: string;
    path: string;
    lastModified: string;
    daysSinceUpdate: number;
    severity: StaleSeverity;
    status: string;
}
export interface StalenessReport {
    stale: StaleEntry[];
    summary: {
        total: number;
        warning: number;
        critical: number;
    };
    configUsed: {
        warningDays: number;
        criticalDays: number;
        wipWarningDays: number;
        gapWarningDays: number;
        planCriticalDays: number;
        excludeStatuses: string[];
    };
}
export interface StalenessOptions {
    planId?: string;
    thresholdDays?: number;
    includePass?: boolean;
}
/** List plan directory names (e.g. ["0001-feature", "0033-limps-self-updating"]). */
export declare function listPlanDirectories(plansPath: string): string[];
export declare function getStalenessReport(config: ServerConfig, options?: StalenessOptions): StalenessReport;
export declare function renderStalenessReport(report: StalenessReport): string;
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