portfolio/next.config.mjs at master · juanceresa/portfolio · GitHub

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/** @type {import('next').NextConfig} */
const nextConfig = {
  // Performance optimizations
  compress: true,
  poweredByHeader: false,

  // Image optimization
  images: {
    formats: ['image/webp', 'image/avif'],
    deviceSizes: [640, 750, 828, 1080, 1200, 1920, 2048, 3840],
    imageSizes: [16, 32, 48, 64, 96, 128, 256, 384],
  },

  // SEO and performance headers
  async headers() {
    return [
      {
        source: '/(.*)',
        headers: [
          {
            key: 'X-Frame-Options',
            value: 'DENY',
          },
          {
            key: 'X-Content-Type-Options',
            value: 'nosniff',
          },
          {
            key: 'Referrer-Policy',
            value: 'origin-when-cross-origin',
          },
        ],
      },
      {
        source: '/sitemap.xml',
        headers: [
          {
            key: 'Cache-Control',
            value: 'public, max-age=86400, stale-while-revalidate',
          },
        ],
      },
    ]
  },

  webpack(config) {
    // Grab the existing rule that handles SVG imports
    const fileLoaderRule = config.module.rules.find((rule) =>
      rule.test?.test?.(".svg")
    );

    config.module.rules.push(
      // Reapply the existing rule, but only for svg imports ending in ?url
      {
        ...fileLoaderRule,
        test: /\.svg$/i,
        resourceQuery: /url/, // *.svg?url
      },
      // Convert all other *.svg imports to React components
      {
        test: /\.svg$/i,
        issuer: fileLoaderRule.issuer,
        resourceQuery: { not: [...fileLoaderRule.resourceQuery.not, /url/] }, // exclude if *.svg?url
        use: {
          loader: "@svgr/webpack",
          options: {
            svgoConfig: {
              plugins: [
                {
                  name: "preset-default",
                  params: {
                    overrides: {
                      removeViewBox: false,
                    },
                  },
                },
              ],
            },
          },
        },
      }
    );

    // Modify the file loader rule to ignore *.svg, since we have it handled now.
    fileLoaderRule.exclude = /\.svg$/i;

    return config;
  },
};

export default nextConfig;