server {
  listen 80;

  gzip_static  on;
  gzip_proxied expired no-cache no-store private auth;
  gzip on; 
  gzip_min_length 1k;
  gzip_buffers 4 16k;
  gzip_http_version 1.0;
  gzip_types text/plain application/javascript application/x-javascript text/css application/xml text/javascript application/x-httpd-php image/jpeg image/gif image/png;
  gzip_vary on;

  gzip_comp_level 9;
  gzip_disable "MSIE [1-6]\.";
  location / {
    root /usr/share/nginx/html;
    index index.html;
    try_files $uri $uri/ /index.html;
  }

  location /config.json {
    default_type application/json;
    alias /usr/share/nginx/html/config.json;
  }
}