ANNOUNCING BREAKING CHANGES!

Datapacks have temporarily been left in this update, however in the next update they'll be fully removed. In this update, a new config was added, you can find it in your Minecraft folder in /config/Underlay, underlay.json. For updated instructions, see the mod description.

Other changes:

• Placement is now like vanilla (so you can click on any face to place an overlay, and you can have an upper/bottom slab for e.g.)
• Various performance improvements
• Fixes some rendering issues (hopefully) in 1.21.11

If you notice any performance or rendering issues, please report ASAP!