Adds milk cleanable

Adds a milk cleanable decal which occurs whenever milk is spilled or breasts are used for masturbation or climaxing

modular_citadel/code/modules/reagents/reagents/cit_reagents.dm

@@ -85,6 +85,36 @@
 		S = new(T)
 	if(data["blood_DNA"])
 		S.add_blood_DNA(list(data["blood_DNA"] = data["blood_type"]))
+		
+/datum/reagent/consumable/milk/reaction_turf(turf/T, reac_volume)
+	if(!istype(T))
+		return
+	if(reac_volume < 3)
+		return
+
+	var/obj/effect/decal/cleanable/milk/S = locate() in T
+	if(!S)
+		S = new(T)
+	if(data["blood_DNA"])
+		S.add_blood_DNA(list(data["blood_DNA"] = data["blood_type"]))
+
+/obj/effect/decal/cleanable/milk
+	name = "milk"
+	desc = null
+	gender = PLURAL
+	density = 0
+	layer = ABOVE_NORMAL_TURF_LAYER
+	icon = 'modular_citadel/icons/obj/genitals/effects.dmi'
+	icon_state = "milk1"
+	random_icon_states = list("milk1", "milk2", "milk3", "milk4")
+
+/obj/effect/decal/cleanable/milk/New()
+	..()
+	dir = pick(1,2,4,8)
+	add_blood_DNA(list("Non-human DNA" = "A+"))
+
+/obj/effect/decal/cleanable/milk/replace_decal(obj/effect/decal/cleanable/milk/S)
+	S.add_blood_DNA(return_blood_DNA())
 
 //aphrodisiac & anaphrodisiac