import type { AuditAnalysis } from "../server/audit-analysis.js";
export interface AuditHistoryEntry {
    sha: string;
    date: string;
    grade: string;
    numericScore: number;
    dimensions: {
        name: string;
        grade: string;
        score: number;
    }[];
}
export declare function appendAuditHistory(projectPath: string, analysis: AuditAnalysis): void;
export declare function getAuditHistory(projectPath: string): AuditHistoryEntry[];
/** Format a trend string from an array of grades, e.g. "D -> C -> B (improving)" */
export declare function formatTrend(grades: string[]): string;