Hi i try to open a modded server with my friends and the only problem was we didnt understand wich block do what what we can break and what not and staff like that it will be so helpful if you could add Waila mod for 1.12.2 i will add a link that we used on our server. 
thank you
aternos
https://www.curseforge.com/min…-harvestability/files/all
the name for the version we need is WailaHarvestability-mc1.12-1.1.12.jar