{ "$schema": "https://openapi.vercel.sh/vercel.json", "cleanUrls": true, "trailingSlash": false, "headers": [ { "source": "/demo/(.*)", "headers": [{ "key": "Cache-Control", "value": "public, max-age=86400" }] }, { "source": "/assets/(.*)", "headers": [{ "key": "Cache-Control", "value": "public, max-age=86400" }] } ] }