On https://github.com/Forsteri123/CreateLiquidFuel/wiki/Datapack-API you linked to https://minecraft.fandom.com/wiki/Data_pack. However the minecraft wiki moved away from fandom to minecraft.wiki, so you should change the link to point towards https://minecraft.wiki/w/Data_pack.
On https://github.com/Forsteri123/CreateLiquidFuel/wiki/Datapack-API you linked to https://minecraft.fandom.com/wiki/Data_pack.
However the minecraft wiki moved away from fandom to minecraft.wiki, so you should change the link to point towards https://minecraft.wiki/w/Data_pack.