addIngredient

fun Structure.addIngredient(char: Char, item: NovaItem): @NotNull Structure
fun <G : Gui, B : Gui.Builder<G, B>> Gui.Builder<G, B>.addIngredient(char: Char, item: NovaItem): @NotNull B
fun Structure.addIngredient(char: Char, inventory: Inventory, background: NovaItem): @NotNull Structure
fun <G : Gui, B : Gui.Builder<G, B>> Gui.Builder<G, B>.addIngredient(char: Char, inventory: Inventory, background: NovaItem): @NotNull B