Added guide to automate replacing "/path/to/jschan" and "domain.com" in /etc/nginx/sites-available using GNU sed

README.md

@@ -91,6 +91,11 @@ Edit/replace the following in your nginx config:
 $ sudo editor /etc/nginx/sites-available/DOMAIN.COM
 ```
 
+`sed` can be used to automate this process:
+```bash
+$ sudo sed -i 's|/path/to/jschan|/path/to/your/install|g' /etc/nginx/sites-available/DOMAIN.COM
+sudo sed -i 's/domain.com/your.domain.com/g' /etc/nginx/sites-available/DOMAIN.COM
+
 - Make sure the sites enabled folder is included by `/etc/nginx/nginx.conf` (it is in debian nginx package)
 - Use [certbot](https://certbot.eff.org/) to get a free https certificate.
 - For post flags to work, [follow this guide](http://archive.is/2SMOb) to setup the [legacy GeoIP database](https://www.miyuru.lk/geoiplegacy) and add these directives to the http block in `/etc/nginx/nginx.conf`: