vercel.json

{
  "headers": [
    {
      "source": "/(.*)",
      "headers": [
        {
          "key": "Strict-Transport-Security",
          "value": "max-age=31536000; includeSubDomains; preload"
        },
        {
          "key": "Content-Security-Policy",
          "value": "default-src 'none'; script-src 'self' 'unsafe-inline'; style-src 'self'; img-src 'self' data:; font-src 'self'; connect-src 'self'; prefetch-src 'self'; frame-ancestors 'none'; form-action 'self'; upgrade-insecure-requests; block-all-mixed-content; base-uri 'self'; manifest-src 'self';"
        },
        {
          "key": "Referrer-Policy",
          "value": "no-referrer"
        },
        {
          "key": "X-Content-Type-Options",
          "value": "nosniff"
        },
        {
          "key": "X-Frame-Options",
          "value": "DENY"
        },
        {
          "key": "Cache-Control",
          "value": "s-maxage=60"
        }
      ]
    }
  ],
  "github": {
    "silent": true
  }
}