import type { HistoryEntry, TrendReport, ReportData, AnalyzerOutput } from './types.js';
export declare function getHistoryDir(): string;
export declare function saveHistoryEntry(entry: HistoryEntry, historyDir?: string): void;
export declare function loadHistoryEntries(historyDir?: string): HistoryEntry[];
export declare function getLatestEntry(historyDir?: string): HistoryEntry | null;
export declare function loadEntry(date: string, historyDir?: string): HistoryEntry | null;
export declare function toHistoryEntry(data: ReportData, output: AnalyzerOutput, reportFile: string): HistoryEntry;
export declare function buildTrendReport(current: HistoryEntry, previous: HistoryEntry | null): TrendReport;
export declare function formatTrendReport(trend: TrendReport): string;
export declare function formatHistoryTable(entries: HistoryEntry[]): string;