docs: update TODO

README.md

@@ -8,17 +8,19 @@ This project aims to allow an organization to setup [single sign-on (SSO)](https
 
 ## Features
 
-- Login
-- Register
-- OpenID Connect & OAuth 2.0
-- Activation token
-- Profile details
-- Static apps
-- User roles
-- MFA/TOTP
-- Email notifications
-- Login page customization
-- App carousel (App presentation to users)
+- [x] Login
+- [x] Register
+- [x] OpenID Connect & OAuth 2.0
+- [x] Activation token
+- [x] Profile details
+- [x] Static apps
+- [ ] User roles
+- [ ] User groups
+- [ ] MFA/TOTP
+- [ ] Email notifications
+- [ ] Login page customization
+- [x] App listing (App presentation to users)
+- [x] Implicit OAuth 2.0 flow
 
 ## Deps