vercel.json

{
  "framework": "astro",
  "headers": [
    {
      "source": "/(.*)",
      "headers": [
        {
          "key": "Content-Security-Policy",
          "value": "script-src 'self'; script-src-elem 'self'; object-src 'none'; base-uri 'self';"
        },
        {
          "key": "Cross-Origin-Embedder-Policy",
          "value": "require-corp"
        },
        {
          "key": "Cross-Origin-Embedder-Policy-Report-Only",
          "value": "require-corp"
        },
        {
          "key": "Cross-Origin-Opener-Policy",
          "value": "same-origin"
        },
        {
          "key": "Cross-Origin-Resource-Policy",
          "value": "same-site"
        },
        {
          "key": "Permissions-Policy",
          "value": "accelerometer=(), camera=(), encrypted-media=(), gyroscope=(), magnetometer=(), microphone=(), midi=(), payment=(), picture-in-picture=(), publickey-credentials-get=(), sync-xhr=(), usb=(), xr-spatial-tracking=(), geolocation=()"
        },
        {
          "key": "Strict-Transport-Security",
          "value": "max-age=63072000; includeSubDomains; preload"
        },
        {
          "key": "X-Content-Type-Options",
          "value": "nosniff"
        },
        {
          "key": "X-Frame-Options",
          "value": "DENY"
        },
        {
          "key": "X-XSS-Protection",
          "value": "1; mode=block"
        }
      ]
    }
  ]
}