next.config.js

/** @type {import('next').NextConfig} */
// eslint-disable-next-line @typescript-eslint/no-require-imports
const withBundleAnalyzer = require('@next/bundle-analyzer')({
  enabled: process.env.ANALYZE === 'true',
});

const nextConfig = {
  reactStrictMode: true,
  eslint: {
    ignoreDuringBuilds: true,
  },
  typescript: {
    ignoreBuildErrors: true,
  },
  webpack: (config, { isServer }) => {
    if (isServer) {
      // ioredis is an optional production dependency — exclude it from the
      // bundle so webpack doesn't error when it isn't installed.
      const arr = Array.isArray(config.externals)
        ? ['ioredis', ...config.externals]
        : ['ioredis'];
      config.externals = arr;
    }
    return config;
  },
  images: {
    remotePatterns: [
      {
        protocol: 'https',
        hostname: '**',
      },
    ],
  },
  async headers() {
    return [
      {
        source: '/(.*)',
        headers: [
          {
            key: 'X-DNS-Prefetch-Control',
            value: 'on'
          },
          {
            key: 'Strict-Transport-Security',
            value: 'max-age=63072000; includeSubDomains; preload'
          },
          {
            key: 'X-XSS-Protection',
            value: '1; mode=block'
          },
          {
            key: 'X-Frame-Options',
            value: 'SAMEORIGIN'
          },
          {
            key: 'X-Content-Type-Options',
            value: 'nosniff'
          },
          {
            key: 'Referrer-Policy',
            value: 'origin-when-cross-origin'
          },
          {
            key: 'Content-Security-Policy',
            value: "default-src 'self'; script-src 'self' 'unsafe-eval' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; img-src 'self' blob: data:; font-src 'self'; object-src 'none'; base-uri 'self'; form-action 'self'; frame-ancestors 'none'; connect-src 'self' https:;"
          }
        ]
      }
    ];
  }
}

module.exports = withBundleAnalyzer(nextConfig);