Filebot can be installed from AUR repository. There are three versions for your choice: AUR ("official" build), AUR (built from author provided source), AUR.
Automatic Media Center holds instructions to integrate Filebot for use with number of torrent clients (qBittorrent, Deluge, rTorrent).
Please refer to FileBot CLI for help about CLI options.
Go to Tools > Preferences > Downloads > Run external program on torrent completion and add
filebot -script fn:amc --output "/path/to/media" --action duplicate --conflict skip -non-strict --log-file amc.log --def excludeList=amc.excludes unsorted=y music=y artwork=y "ut_dir=%F" "ut_kind=multi" "ut_title=%N" "ut_label=%L"