import { FileAttachment, ContextItem } from './types.js';
/**
 * Generates a unique ID using UUID v4
 */
export declare function generateId(): string;
/**
 * Renders markdown content to sanitized HTML
 */
export declare function renderMarkdown(content: string): string;
/**
 * Downloads content as a file with specified MIME type
 */
export declare function downloadFile(content: string, filename: string, mimeType?: string): void;
/**
 * Converts file attachments to context items
 */
export declare function fileAttachmentsToContextItems(completedAttachments: FileAttachment[], pendingAttachments: FileAttachment[]): ContextItem[];