Ulrich Mueller schrieb:
Users must never need to modify files in /var/lib to configure a package's operation, and _the_specific_file_hierarchy_ used to store the data _must_not_be_ _exposed_ to regular users."
One small note, while it is never needed to modify, skel.ebuild would then be a file that is meant to be accessed by users in /var/lib if your proposal is realized.
Best regards, Chí-Thanh Christopher Nguyễn