svelte.config.js

import { vitePreprocess } from '@sveltejs/vite-plugin-svelte';
import adapter from '@sveltejs/adapter-static';

const dev = process.argv.includes('dev');

/** @type {import('@sveltejs/kit').Config} */
const config = {
  // Consult https://kit.svelte.dev/docs/integrations#preprocessors
  // for more information about preprocessors
  preprocess: vitePreprocess(),
  kit: {
    // this is an adapter for  statically-rendered, single page application.
    // See https://kit.svelte.dev/docs/adapters for more information about adapters.
    adapter: adapter({
      pages: 'build',
      assets: 'build',
      fallback: 'index.html', // dependent on host platform, see GitHub pages doc, maybe?
      precompress: false,
      strict: true,
    }),
    paths: {
      base: dev ? '' : process.env.BASE_PATH,
    },
    alias: {
      $components: './src/components',
      '$components/*': './src/components/*',
      $lib: './src/lib',
      '$lib/*': './src/lib/*',
      $routes: './src/routes',
      '$routes/*': './src/routes/*',
    },
  },
};

export default config;