bruceutut [1] filed a deletion request for feeluown-bilibili [2]: package is now maintained in community repo. [https://archlinux.org/packages/community/any/feeluown-bilibili/]
[1] https://aur.archlinux.org/account/bruceutut/ [2] https://aur.archlinux.org/pkgbase/feeluown-bilibili/
