import type { Plugin } from 'vite';
import type { UiFilePaths } from '../../../utils/config/cli-options';
/**
 * Vite plugin that serves the app's index.html at the /ui/ base route and handles SPA fallback.
 * Replaces the esbuild HTML generation + fileMap population for the main UI.
 */
export declare function dtHtmlPlugin(uiFilePaths: UiFilePaths): Plugin;