The system supports inviting both new users (not yet registered in the application) and existing users. The process is based on invitation tokens and time limits.
POST /account-users/invite– send an invitation to an email.GET /account-users/verify-invite– verify the token and redirect to the correct flow (new or existing user).POST /account-users/accept-invite– accept an invitation for an existing user.POST /account-users/sign-up-from-invite– sign up a new user via invitation.