vercel.json

{
    "framework": null,
    "buildCommand": "cd frontend && npm install && npm run build",
    "outputDirectory": "frontend/dist/frontend/browser",
    "routes": [
        {
            "src": "/assets/(.*)",
            "dest": "/assets/$1"
        },
        {
            "src": "/(.*\\.(js|css|ico|png|jpg|jpeg|svg|woff|woff2|ttf|eot))",
            "dest": "/$1"
        },
        {
            "src": "/(.*)",
            "dest": "/index.html"
        }
    ]
}