Change the URL after launching it. Do this and you'll be good to go:
With the domain you want to use, point a wildcard A record to your server IP. Then you can set the application domain as the subdomain you want - without having to add the record at your domain registrar.
Change the URL after launching it. Do this and you'll be good to go:
With the domain you want to use, point a wildcard A record to your server IP. Then you can set the application domain as the subdomain you want - without having to add the record at your domain registrar.