next.config.js

/** @type {import('next').NextConfig} */

const nextConfig = {
  reactStrictMode: true,
  compiler: {
    styledComponents: true,
  },
  webpack: function (cfg) {
    const originalEntry = cfg.entry;
    cfg.entry = async () => {
      const entries = await originalEntry();
      if (
        entries["main.js"] &&
        !entries["main.js"].includes("./polyfills.js")
      ) {
        entries["main.js"].unshift("./polyfills.js");
      }

      return entries;
    };
    return cfg;
  },
  swcMinify: false, // it should be false by default

  i18n: {
    /**
     * Provide the locales you want to support in your application
     */
    locales: ["de", "en"],
    /**
     * This is the default locale you want to be used when visiting
     * a non-locale prefixed path.
     */
    defaultLocale: "de",
    localeDetection: false,
  },
  trailingSlash: true,
  eslint: {
    ignoreDuringBuilds: true,
  },
};

module.exports = nextConfig;