server {
  gzip on;
  listen       80;
  listen  [::]:80;
  server_name  localhost;

  location / {
    root      /usr/share/nginx/html;
    index     index.html;
    try_files $uri $uri/ /index.html;
  }

  location @rewrites {
    rewrite ^(.*)$ /index.html last;
  }

  location /api/ {
    proxy_buffers           16 32k;
    proxy_buffer_size       128k;
    proxy_busy_buffers_size 128k;
    proxy_set_header        Host $host;
    proxy_set_header        X-Real-IP $remote_addr;
    proxy_set_header        X-Forwarded-For $remote_addr;
    proxy_set_header        X-Forwarded-Host $remote_addr;
    proxy_set_header        X-NginX-Proxy true;
    proxy_pass              http://localhost:3000/;
  }
}