Aihrus framework update

* Add default gallery
* Correct Add On links
Squashed 'lib/aihrus/' changes from 156b136..2095ebd

2095ebd Revise create_link parameters

git-subtree-dir: lib/aihrus
git-subtree-split: 2095ebd3215f5d7df91f31fd2c519b169a86182a
Update aihrus framework