| ⇢ | A | Application added | |
| D | ↘ | F | User got worse |
| ⇢ | A | Application::deleteUser() added | |
| ⇢ | A | BackupCodeMapper::deleteCodesByUserId() added | |
| ⇢ | A | AccountManager::deleteUser() added | |
| ⇢ | A | Application::__construct() added | |
| ⇢ | A | Application::register() added | |
| ⇢ | A | Application::registerHooksAndEvents() added | |
| ⇢ | A | Application::registerPersonalPage() added |