portfolio/next.config.ts

import type { NextConfig } from 'next';

/* output: 'export' is opt-in via STATIC_EXPORT=true.
 * Set this in CI/deploy — not locally — so the mock API route works
 * during development and local builds. */
const isExport = process.env.STATIC_EXPORT === 'true';

const nextConfig: NextConfig = {
  ...(isExport ? { output: 'export' } : {}),
  images: { unoptimized: true },
  experimental: {
    viewTransition: true,
  },
};

export default nextConfig;