dokku health check in nuxt

app.json

{
    "scripts": {
        "dokku": {
            "predeploy": "cd app && npm install && npm run build"
        }
    },
    "healthchecks": {
        "web": [
            {
                "type":        "startup",
                "name":        "web check",
                "description": "Checking if the app responds to the /api/health endpoint",
                "path":        "/api/health",
                "attempts": 20
            }
        ]
    }
}

server --- api --- health.ts

export default defineEventHandler(async (event) => {
    return {success: true, message: 'OK'};
});