fix: unhide cert from settings page
fix: add cert variables where missing
fix: show token on settings page
feat: add challenges to certified user data
fix: stylize settings page a little bit
fix: only show rdbms when upcomingChanges = true
fix: relational databases -> relational database
* test: login more directly
* test: separate login from other visits
In a single test, Cypress can only visit within a single domain, hence
the separation.
* chore: fail slowly for all strategies
* test: user certified user for showing cert
* test: fix and cleanup certifications
