vercel.json

{
  "headers": [
    {
      "source": "/(.*)",
      "headers": [
        {
          "key": "Strict-Transport-Security",
          "value": "max-age=63072000; includeSubDomains; preload"
        },
        {
          "key": "X-Frame-Options",
          "value": "SAMEORIGIN"
        },
        {
          "key": "X-Content-Type-Options",
          "value": "nosniff"
        },
        {
          "key": "Referrer-Policy",
          "value": "strict-origin-when-cross-origin"
        },
        {
          "key": "Permissions-Policy",
          "value": "camera=(), microphone=(), geolocation=()"
        },
        {
          "key": "Content-Security-Policy",
          "value": "default-src 'self'; script-src 'self' 'unsafe-inline' https://platform.twitter.com https://cdn.jsdelivr.net; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com; img-src 'self' data: https:; font-src 'self' https://fonts.gstatic.com; media-src 'self' https://media.maggieappleton.com; frame-src https://twitter.com https://platform.twitter.com https://www.youtube.com https://www.youtube-nocookie.com https://player.vimeo.com https://www.figma.com https://share.transistor.fm; connect-src 'self' https://syndication.twitter.com; object-src 'none'; base-uri 'self'; form-action 'self'; upgrade-insecure-requests;"
        }
      ]
    }
  ]
}