Update devcontainer mysql-apt-config version that was preventing it from building properly
Registration:
Fix validation patterns that were throwing errors in the console
Avatar validation - validate as part of form_validation, to prevent an issue where a user is created in a bad state and is unable to play (or even be managed/deleted by an admin in the UI)
Avatar code consolidation:
Consolidate avatar code under the XSSImageCheck lib with other avatar functions
Devcontainer:
Registration:
Avatar code consolidation: