sites-enabled/ghost

server {
    listen 80;
    server_name foobar.com.tld;
    location = / {
	rewrite ^ http://foobar.com/journal/ redirect;
    }
    location ~* /journal {
        proxy_set_header   X-Real-IP $remote_addr;
        proxy_set_header   Host      $http_host;
        proxy_pass         http://127.0.0.1:2368;
    }
}