server {
    # location / {
    #     proxy_pass http://frontend:3000;
    #     proxy_set_header Host $host;
    #     proxy_redirect off;
    #     proxy_http_version 1.1;
    #     proxy_set_header Upgrade $http_upgrade;
    #     proxy_set_header Connection "upgrade";
    # }
    location / {
        root   /usr/share/nginx/html;
        index  index.html index.htm;
    }

    location /api/ {
        rewrite ^/api/(.*)$ /api/$1 break;
        proxy_pass http://backend:5555;
        proxy_set_header Host $host;
        proxy_redirect off;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}