/**
 * File writing utilities for visual-explainer
 */
import type { ExtensionState } from "../types.js";
export declare function ensureOutputDir(): Promise<string>;
export declare function writeHtmlFile(filename: string, html: string, state: ExtensionState): Promise<string>;
export declare function createInitialState(): ExtensionState;
//# sourceMappingURL=file-writer.d.ts.map