Move dependency fum to lib directory
Squashed 'lib/frontend-user-management/' content from commit d7e6996

git-subtree-dir: lib/frontend-user-management
git-subtree-split: d7e6996adca0caf86dfa39c0296c093a85ec8153
Merge commit '713638682866cd838d82feea9c2b1f9b3efefcf3' as 'lib/frontend-user-management'