next.config.mjs

import webpack from "webpack";

const mode = process.env.BUILD_MODE ?? "standalone";
console.log("[Next] build mode", mode);

const disableChunk = !!process.env.DISABLE_CHUNK || mode === "export";
console.log("[Next] build with chunk: ", !disableChunk);

/** @type {import('next').NextConfig} */
const nextConfig = {
  webpack(config) {
    config.module.rules.push({ test: /\.svg$/, use: ["@svgr/webpack"] });

    if (disableChunk) {
      config.plugins.push(
        new webpack.optimize.LimitChunkCountPlugin({ maxChunks: 1 }),
      );
    }

    config.resolve.fallback = {
      child_process: false,
    };

    config.experiments = {
      // asyncWebAssembly: true,
      layers: true,
    };

    return config;
  },
  // transpilePackages: [],
  output: mode,
  reactStrictMode: false,
  images: {
    unoptimized: mode === "export",
  },
  experimental: {
    forceSwcTransforms: true,
  },
};

const CorsHeaders = [
  { key: "Access-Control-Allow-Credentials", value: "true" },
  { key: "Access-Control-Allow-Origin", value: "*" },
  { key: "Access-Control-Allow-Methods", value: "*" },
  { key: "Access-Control-Allow-Headers", value: "*" },
  { key: "Access-Control-Max-Age", value: "86400" },
];

nextConfig.headers = async () => {
  return [
    {
      source: "/api/:path*",
      headers: CorsHeaders,
    },
  ];
};

nextConfig.rewrites = async () => {
  return [
    {
      source: "/nextapi/:path*",
      destination: "https://api.openai-next.com/:path*",
    },
    {
      source: "/proxyapi/:path*",
      destination: "https://mj.openai-next.com/:path*",
    },
  ];
};

export default nextConfig;