changes.lua

data.raw.item["stone-furnace"].subgroup = "furnace-coal"
data.raw.item["stone-furnace"].order = "a"
data.raw.item["steel-furnace"].subgroup = "furnace-coal"
data.raw.item["steel-furnace"].order = "b"
data.raw.item["electric-furnace"].subgroup = "furnace-electric"
data.raw.item["electric-furnace"].order = "a"
-- data.raw["furnace"]["electric-furnace"].fast_replaceable_group = "electric-furnace" Dexy Edit