user_profile:attribute/3

attribute(?Attribute, ?Type, ?Options) is nondet[multifile, library(user_profile)]

Multifile hook that defines that the profile attribute Attribute must have the type Type. Type are types as defined by must_be/2 from library(error). Options defined are:

access(+Access): Defines whether or not the user can update the attribute value. Access is one of rw (default) or ro.
hidden(+Boolean): If true, the attribute is not displayed in the user profile.
default(+Value): Assumed default if the value is unknown.

user_profile:attribute(?Name, ?Type, ?Options) is nondet[multifile, swish('config-available/user_profile')]

Declare profile properties.