Vertical Slabs

Patch Notes:

• Added support for 1.21.2 - 1.21.4.
• It now 100% selects the slab you want.
• It no longer leaves anything behind after removing slabs.

Important Notes:

• Vertical slabs have the hitbox of a full-sized block.
• You must hold the Vertical Slabs Converter item in your main hand to convert, edit, and remove vertical slabs.