When no user exists, the application should show a view that allows you to create your first user.
The [GET] /authentication/hasUser endpoint can be used to check if any users exist.
The [POST] /authentication/registerInitialUser endpoint can be used to create your first user.
AnderssonPeter
commented
4 years ago 
When no user exists, the application should show a view that allows you to create your first user.
The [GET] /authentication/hasUser endpoint can be used to check if any users exist. The [POST] /authentication/registerInitialUser endpoint can be used to create your first user.