nginx.conf

worker_processes 1;

events {
  worker_connections 1024;
}

http {
  include mime.types;
  default_type application/octet-stream;
  sendfile on;
  keepalive_timeout 65;

  gzip on;
  gzip_disable "msie6";
  gzip_vary on;
  gzip_proxied any;
  gzip_comp_level 6;
  gzip_buffers 16 8k;
  gzip_http_version 1.1;
  gzip_types text/plain text/css application/json application/javascript application/x-javascript text/xml application/xml application/xml+rss text/javascript;

  server {
    root /usr/share/nginx/html;
    listen 80;
    server_name localhost;
    set $no_cache 0;
    include /etc/nginx/mime.types;
    add_header Pragma "no-cache";
    add_header Cache-Control "public";

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

    location ~* (\.html|\/sw\.js)$ {
      expires -1y;
      add_header Pragma "no-cache";
      add_header Cache-Control "public";
    }

    location ~* \.(js|css|png|jpg|jpeg|gif|ico|json|ttf)$ {
      expires 1y;
      add_header Cache-Control "public, immutable";
    }

    client_max_body_size 40m;
    error_page 403 404 500 502 503 504  /50x.html;
  }
  include servers/*;
}