Allows adding additional field lists for users #462

Describe your idea for an enhancement:

Allows adding additional field lists for users, and enables setting required items during registration to facilitate smoother data flow for common system fields (such as when users need to bind with an external account and most systems require this binding mechanism), eliminating the need to set up an additional database and server to accomplish this task

Describe alternatives you've considered:

set up an additional database and server to accomplish this task