I've cured this librarian 3 times but the bookshelf trade is still at 3 emeralds. Used to be able to go down to 1 emerald right? Is the infinite emerald fixed now?
How to get infinite emeralds by trading in Minecraft
Minecraft: How To Farm Emeralds
Minecraft: How To Use Librarian Villagers To Earn Infinite Emeralds - Gameranx
Infinite Trading Mod (1.20.4, 1.19.4) - No More Limit Trade - 9Minecraft.Net
Infinite Villager Trade Restocks v1.2 for 1.20.2 Minecraft Data Pack
They didn't fix the infinite emeralds with bookshelves trick... : r/Minecraft