/**
 * forgen health — single-line health score (0-100).
 *
 * Combines:
 *   - Solution utilization (7d match rate)      30%
 *   - Block→ack effectiveness                   25%
 *   - Knowledge growth (extractions this week)   20%
 *   - Rule coverage (active rules)               15%
 *   - Profile completeness                       10%
 */
export interface HealthScore {
    total: number;
    components: {
        utilization: number;
        effectiveness: number;
        growth: number;
        coverage: number;
        profile: number;
    };
    grade: 'A' | 'B' | 'C' | 'D' | 'F';
}
export declare function computeHealth(): HealthScore;
/** 한 줄 health 요약 — `forgen status` 요약 헤더에서 재사용. */
export declare function renderHealthLine(h: HealthScore): string;
export declare function handleHealth(): Promise<void>;