* Add photo upload quotas.
* Non-certified users can upload few photos; certified users more
* Fix foreign key issues around deleting user profile photos for psql
* Add impersonate feature
* Add ban/unban user feature
* Add promote/demote admin status feature
* Add admin user deletion feature
* Admin ability to see other status certification pics
* Nav bar indicator of pending admin actions such as cert pics
needing approval
* Admin ability to search cert pics for specific user
* Add "forgot password" workflow.
* Add ability to change user email address (confirmation link sent)
* Add ability to change user's password.
* Add rate limiter to deter brute force login attempts.
* Add user deep delete functionality (delete account).
* Ping user LastLoginAt every 8 hours for long-lived session cookies.
* Add age filters to user search page.
* Add sort options to user search (last login, created, username/name)
