auth.andert.me/vite.config.ts

import { sveltekit } from '@sveltejs/kit/vite';
import { defineConfig } from 'vite';
import * as fs from 'fs';
import { resolve } from 'path';

export default defineConfig({
	plugins: [
		sveltekit(),
		{
			name: 'components-resolver',
			resolveId(source) {
				if (source === 'virtual:components-list') return source;
				return null;
			},
			load(id) {
				if (id === 'virtual:components-list') {
					const componentsDir = resolve(__dirname, 'src/lib/components');
					const components = fs.readdirSync(componentsDir)
						.filter(f => f.endsWith('.svelte'))
						.map(f => f.replace('.svelte', ''));

					return `export default ${JSON.stringify(components)};`;
				}
				return null;
			}
		}
	],
	test: {
		include: ['src/**/*.{test,spec}.{js,ts}']
	}
});