The Backrooms

Added Level -1,-2,-3,-4,-5, and -6

added new sublevels for levels 9,10, and 11 Lowered the spawn rate of Level 11 wikis to match the other levels

fixed the issues with advancements because of the removal of level 288

Added new Sublevels for level 6,7, and 8 finishing the main nine

i will remove 1.21.4 support when most mods are on 1.21.5

Fixed Alot of issues with levels added new sublevels for level 0-5

added wiki books you can find on every level removed level 135 because it was removed from the wiki any exits lead to level 495 due to the fact that you could only access it from level 135

hotfix

removed level 135 has wikis for all levels pre 2.0.0

fixed level 56,41, and 217