server {
    listen 3000;
    server_name _;

    location / {
        root /usr/share/nginx/html/frontend;

        index index.html;
        try_files $uri $uri/ /index.html;
    }

    location /api/ {
        proxy_pass http://backend:8080/;
        proxy_set_header Host $host;
        proxy_cache_bypass $http_upgrade;
    }
}