No worries, I rewrote that file a bit) It works as advertised otherwise!
You are right of course, leave the language to others.

I hooked BG0 and BGR. BG1 should already be calling BattleQueue update... I'll post another version in a bit, not tested with extra mods ~ if someone could verify that then I can make a proper release again.

Downlaod 1.01
[+] BattleQueue updates through BG0 and BG1
[*] Text is now read through ERA from Lang/BattleQueue.json