map $sent_http_content_type $expires {
  default                     off;
  text/html                   epoch;
  text/css                    1d;
  application/javascript      1d;
}

server {
    listen       8080;
    server_name  localhost;

    location / {
        root   /usr/share/nginx/html;
        index  index.html index.htm;
        try_files $uri $uri/ /index.html =404;
        expires $expires;
    }
}