import type { NextConfig } from "next";

const nextConfig: NextConfig = {
  // The SDKs ship ESM; let Next transpile them.
  transpilePackages: ["@abe-kap/appshell-sdk", "@insignia/iios-messaging-ui"],
  // The browser calls the Shell BFF same-origin under /shell (so the HttpOnly
  // session cookie flows). We deliberately use /shell (NOT /api) to avoid
  // clobbering the existing /api/geo route. Point BFF_ORIGIN at the deployed BFF.
  async rewrites() {
    const bff = process.env.BFF_ORIGIN ?? "http://localhost:4000";
    return [{ source: "/shell/:path*", destination: `${bff}/api/:path*` }];
  },
};

export default nextConfig;