Can create accounts automatically for a given upstream provider

src/data/users_file_entity.rs

@@ -71,7 +71,7 @@ impl UsersSyncBackend for EntityManager<User> {
 
     fn create_user_account(&mut self, settings: GeneralSettings) -> Res<UserID> {
         let mut user = User {
-            uid: UserID(uuid::Uuid::new_v4().to_string()),
+            uid: UserID::random(),
             ..Default::default()
         };
         user.update_general_settings(settings);