create-cen-app/template/base/next.config.mjs

create an client-engineering-style app

/**
 * Run `build` or `dev` with `SKIP_ENV_VALIDATION` to skip env validation. This is especially useful
 * for Docker builds.
 */

/** @type {import("next").NextConfig} */
const config = {
  /**
   * If you have `experimental: { appDir: true }` set, then you must comment the below `i18n` config
   * out.
   *
   * @see https://github.com/vercel/next.js/issues/41980
   */
  i18n: {
    locales: ["en"],
    defaultLocale: "en",
  },
  // to enable running in docker:
  output: "standalone",
  // this lets us use SVGs as components - for example:
  // import Logo from '../assets/logo.svg';
  webpack(config) {
    config.module.rules.push({
      test: /\.svg$/,
      use: ["@svgr/webpack"],
    });
    return config;
  },
};
export default config;