I thought you might be interested in looking at Add more Music Tracks (and fix a small bug).
https://forums.bohemia.net/forums/topic/217937-add-more-music-tracks-and-fix-a-small-bug/?do=findComment&comment=3302682
× Pasted as rich text. Restore formatting
Only 75 emoji are allowed.
× Your link has been automatically embedded. Display as a link instead
× Your previous content has been restored. Clear editor
× You cannot paste images directly. Upload or insert images from URL.