jarv.is/next.config.mjs

// @ts-check
// eslint-disable import/no-anonymous-default-export

import config from "./lib/config/index.js";

// eslint-disable-next-line @typescript-eslint/no-unused-vars
export default (phase, { defaultConfig }) => {
  /**
   * @type {import('next').NextConfig}
   */
  const nextConfig = {
    swcMinify: true,
    reactStrictMode: true,
    trailingSlash: true,
    productionBrowserSourceMaps: true,
    transpilePackages: [
      "@novnc/novnc",
      "react-tweet", // https://react-tweet.vercel.app/next#troubleshooting
    ],
    env: {
      // freeze timestamp at build time for when server-side pages need a "last updated" date. calling Date.now() from
      // pages using getServerSideProps will return the current(ish) time instead, which is usually not what we want.
      RELEASE_DATE: new Date().toISOString(),
    },
    images: {
      deviceSizes: [640, 750, 828, 1080, 1200, 1920],
      formats: ["image/avif", "image/webp"],
      remotePatterns: [
        { protocol: "https", hostname: "pbs.twimg.com" },
        { protocol: "https", hostname: "abs.twimg.com" },
      ],
    },
    experimental: {
      largePageDataBytes: 512 * 1000, // raise getStaticProps limit to 512 kB since compiled MDX will exceed the default.
      optimisticClientCache: false, // https://github.com/vercel/next.js/discussions/40268#discussioncomment-3572642
    },
    eslint: {
      // https://nextjs.org/docs/basic-features/eslint#linting-custom-directories-and-files
      dirs: ["components", "contexts", "hooks", "lib", "pages", "types"],
    },
    headers: async () => [
      {
        source: "/:path(.*)",
        headers: [
          {
            // https://gitweb.torproject.org/tor-browser-spec.git/tree/proposals/100-onion-location-header.txt
            key: "Onion-Location",
            value: config.onionDomain ? `${config.onionDomain}/:path*` : "",
          },
          {
            // 🥛
            key: "x-got-milk",
            value: "2%",
          },
        ],
      },
      {
        source: "/pubkey.asc",
        headers: [
          {
            key: "Content-Type",
            value: "text/plain; charset=utf-8",
          },
        ],
      },
    ],
    rewrites: async () => ({
      beforeFiles: [
        { source: "/favicon.ico", destination: "/static/favicons/favicon.ico" },
        { source: "/favicon.png", destination: "/static/favicons/favicon.png" },
        { source: "/apple-touch-icon.png", destination: "/static/favicons/apple-touch-icon.png" },
        { source: "/apple-touch-icon-precomposed.png", destination: "/static/favicons/apple-touch-icon.png" },

        // https://github.com/jakejarvis/tweets/deployments/github-pages
        {
          source: "/tweets/:path*/",
          destination: "https://jakejarvis.github.io/tweets/:path*/",
        },
        {
          // workaround for broken trailing slash redirects:
          // https://github.com/vercel/next.js/discussions/36219#discussioncomment-4167863
          source: "/tweets/:path*",
          destination: "https://jakejarvis.github.io/tweets/:path*",
        },
      ],
      afterFiles: [
        {
          // access security.txt, etc at both /security.txt and /.well-known/security.txt
          source: "/.well-known/:slug.txt",
          destination: "/:slug.txt",
        },
      ],
      fallback: [],
    }),
    redirects: async () => [
      {
        source: "/stats",
        destination: `https://app.usefathom.com/share/${process.env.NEXT_PUBLIC_FATHOM_SITE_ID || ""}/${config.siteDomain}`,
        permanent: false,
      },

      // NOTE: don't remove this, it ensures de-AMPing the site hasn't offended our google overlords too badly!
      // https://developers.google.com/search/docs/advanced/experience/remove-amp#remove-only-amp
      { source: "/notes/:slug/amp.html", destination: "/notes/:slug/", permanent: true },

      // mastodon via subdomain:
      // https://docs.joinmastodon.org/admin/config/#web_domain
      {
        source: "/.well-known/host-meta:path*",
        destination: "https://fediverse.jarv.is/.well-known/host-meta:path*",
        permanent: true,
      },
      {
        source: "/.well-known/webfinger:path*",
        destination: "https://fediverse.jarv.is/.well-known/webfinger:path*",
        permanent: true,
      },
      {
        source: "/.well-known/nodeinfo:path*",
        destination: "https://fediverse.jarv.is/.well-known/nodeinfo:path*",
        permanent: true,
      },
      {
        source: "/@jake",
        destination: "https://fediverse.jarv.is/@jake",
        permanent: true,
      },
      {
        source: "/@jake/:path*",
        destination: "https://fediverse.jarv.is/@jake/:path*",
        permanent: true,
      },

      // google search console has tons of 404s for images prefixed with /public... why? no clue.
      { source: "/public/static/:path*", destination: "/static/:path*", permanent: true },

      // remnants of previous sites/CMSes:
      { source: "/index.xml", destination: "/feed.xml", permanent: true },
      { source: "/feed", destination: "/feed.xml", permanent: true },
      { source: "/rss", destination: "/feed.xml", permanent: true },
      { source: "/blog/:path*", destination: "/notes/", permanent: true },
      { source: "/archives/:path*", destination: "/notes/", permanent: true },
      { source: "/resume", destination: "/static/resume.pdf", permanent: false },
      { source: "/resume.pdf", destination: "/static/resume.pdf", permanent: false },

      // WordPress permalinks:
      {
        source: "/2016/02/28/millenial-with-hillary-clinton",
        destination: "/notes/millenial-with-hillary-clinton/",
        permanent: true,
      },
      {
        source: "/2018/12/04/how-to-shrink-linux-virtual-disk-vmware",
        destination: "/notes/how-to-shrink-linux-virtual-disk-vmware/",
        permanent: true,
      },
      {
        source: "/2018/12/10/cool-bash-tricks-for-your-terminal-dotfiles",
        destination: "/notes/cool-bash-tricks-for-your-terminal-dotfiles/",
        permanent: true,
      },
    ],
  };

  return nextConfig;
};