import type { NextConfig } from "next";

const nextConfig: NextConfig = {
  // For local dev convenience. In production you should configure reverse proxy
  // and set NEXT_PUBLIC_API_BASE to your public API origin.
  async rewrites() {
    // If the user sets NEXT_PUBLIC_API_BASE to "/api", we can proxy to backend
    // from the Next.js server (SSR). This does NOT affect browser fetch.
    const backendInternal = process.env.BACKEND_INTERNAL_URL;
    if (!backendInternal) return [];

    return [
      {
        source: "/api/:path*",
        destination: `${backendInternal}/api/:path*`,
      },
    ];
  },
};

export default nextConfig;