Author here - the example doesn't allow logins now to avoid abuse. I wasn't 100% sure I'd make it public and just decided today to do it, so it's not yet ready for just anyone to login.
You can run the site locally, or view pages on the site by going to https://brutrb.com/adrs.html and clicking those links.
You can run the site locally, or view pages on the site by going to https://brutrb.com/adrs.html and clicking those links.