import { Baseline, HealthReport } from './types';
/**
 * Load the baseline from disk.
 */
export declare function loadBaseline(root: string): Baseline | null;
/**
 * Save a baseline to disk from the current report.
 */
export declare function saveBaseline(root: string, report: HealthReport): void;
/**
 * Compare a report against a baseline.
 * Returns new regressions (rules where evidence count increased).
 */
export declare function compareWithBaseline(report: HealthReport, baseline: Baseline): {
    ruleId: string;
    baselineCount: number;
    currentCount: number;
}[];
//# sourceMappingURL=baseline.d.ts.map