Add this datapack to the game to add compatibility between CTOV and PneumaticCraft: Repressurized compat. You will find worksites in villages. 1.19+ datapack is for both Forge and Fabric.
PneumaticCraft: Repressurized mod
PneumaticCraft: Repressurized mod can be obtained here
CTOV mod
CTOV mod can be obtained from here
