export declare function escapeHtml(text: string): string; export declare function markdownToHtml(markdown: string): string; export declare function escapeMarkdownText(text: string): string; export declare function normalizePlainText(text: string): string; export declare function htmlToMarkdown(html: string): string; declare function cleanupEscapedFormatting(markdown: string): string; export declare const __markdownStringUtils: { cleanupEscapedFormatting: typeof cleanupEscapedFormatting; }; export {};