Info on how to port this when I release the changes [1.13]

[primetoxinz]

https://github.com/DaedalusGame/BetterWithAddons/blob/e946bdaca06f3ff1440e15b90bed7b4ec7a3e4e6/src/main/java/betterwithaddons/interaction/InteractionBTWTweak.java#L137-L140

This can be changed to

MineshaftGenerator.MINESHAFT_CHANGER.clear();
MineshaftGenerator.MINESHAFT_CHANGER.addChanger(new IngredientChanger(fence, termite_log));
MINESHAFT_CHANGER.addChanger(new IngredientChanger(new StateIngredient(Blocks.RAIL), rusty_rails));