nginx.conf

user  nginx;
worker_processes  auto;

error_log  /dev/stdout error;
pid        /var/run/nginx.pid;


events {
    worker_connections  1024;
}


http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    log_format  main  '[$time_local] $status "$http_x_forwarded_for" "$request"';

    access_log  /var/log/nginx/access.log  main;

    sendfile        on;

    keepalive_timeout  65;

    # Do not use etags for caching:
    etag off;
    # Last-Modified is always added anyway.

    server {
        listen       80;
        server_name  localhost;

        error_log /var/log/nginx/error.log;

        root /usr/share/nginx/html;

        location /static {
            add_header Cache-Control "public, max-age=2592000, no-transform";
            try_files $uri @default;
        }

        location /index.html {
            # Index page, and also serves unknown URLs too from @default.
            # Do not allow caching of these index pages at all:
            add_header Cache-Control "no-cache, no-store, must-revalidate";
            try_files $uri @default;
        }

        location / {
            # Allow caching, but require revalidation every time:
            add_header Cache-Control "no-cache, must-revalidate";
            try_files $uri @default;
        }

        location @default {
            # Unknown files not found by any of the try_files above.
            # No headers can be added in this block, since they won't be used.
            # Rewrite all unknown requests to the relevant index page:
            rewrite .* /index.html last;
        }
    }
}