vercel.json

{
    "github": {
        "silent": true
    },
    "outputDirectory": "api/pages",
    "rewrites": [{"source": "/api/(.*)", "destination": "/api"}],
    "headers": [
        {
            "source": "/api/cards/(.*)",
            "headers": [
                {
                    "key": "cache-control",
                    "value": "public, max-age=21600, s-maxage=21600, stale-while-revalidate=14400"
                }
            ]
        },
        {
            "source": "/api/theme",
            "headers": [
                {"key": "Access-Control-Allow-Credentials", "value": "true"},
                {"key": "Access-Control-Allow-Origin", "value": "*"},
                {
                    "key": "Access-Control-Allow-Methods",
                    "value": "GET,OPTIONS,PATCH,DELETE,POST,PUT"
                },
                {
                    "key": "Access-Control-Allow-Headers",
                    "value": "X-CSRF-Token, X-Requested-With, Accept, Accept-Version, Content-Length, Content-MD5, Content-Type, Date, X-Api-Version"
                }
            ]
        }
    ],
    "redirects": [
        {
            "source": "/",
            "destination": "/demo"
        },
        {"source": "/demo", "destination": "/demo.html"}
    ]
}