Now has a config file.
#Item id used as duplicator fuel.
#Use a quoted item id, for example: "minecraft:emerald" or "minecraft:diamond"
fuel_item = "minecraft:emerald"
#Item ids that neither duplicator is allowed to copy.
#Use TOML strings inside the list, for example: ["minecraft:diamond_block", "minecraft:nether_star", "artustdup:item_duplicator"]
blacklisted_items = ["minecraft:diamond_block", "minecraft:emerald_block", "minecraft:emerald"]
[item_duplicator]
#Configured fuel item cost for the Item Duplicator's normal 2x mode.
# Default: 1
# Range: 1 ~ 64
normal_emerald_cost = 1
#Configured fuel item cost for the Item Duplicator's 8x mode.
# Default: 1
# Range: 1 ~ 64
eight_x_emerald_cost = 1
[stack_duplicator]
#Configured fuel item cost for the Stack Duplicator.
# Default: 1
# Range: 1 ~ 64
emerald_cost = 1
