vercel.json

{
    "headers": [
      {
        "source": "/(.*)",
        "headers": [
          {
            "key": "Content-Security-Policy",
            "value": "upgrade-insecure-requests;"
          },
          {
            "key": "X-Content-Type-Options",
            "value": "nosniff"
          },
          {
            "key": "X-Frame-Options",
            "value": "DENY"
          },
          {
            "key": "X-XSS-Protection",
            "value": "1; mode=block"
          },
          {
            "key": "Referrer-Policy",
            "value": "strict-origin-when-cross-origin"
          },
          {
            "key": "Permissions-Policy",
            "value": "autoplay=(), camera=(), gyroscope=(), magnetometer=(), microphone=(), payment=(), publickey-credentials-get=()"
          }
        ]
      }
    ],
    "buildCommand": "npm run build",
    "outputDirectory": "dist"
  }