Adds the Syndicate "Big Brother" Obfuscation Suit (#22151)

* here we go again

* dont feel good about this

* add to contractor kit

* name change

* oops CI moment

* henri review

code/modules/clothing/clothing.dm

@@ -35,6 +35,8 @@
 	var/species_disguise = null
 	var/magical = FALSE
 	var/dyeable = FALSE
+	/// Do we block AI tracking?
+	var/blockTracking
 	w_class = WEIGHT_CLASS_SMALL
 
 /obj/item/clothing/update_icon_state()
@@ -371,7 +373,6 @@
 	icon = 'icons/obj/clothing/hats.dmi'
 	body_parts_covered = HEAD
 	slot_flags = SLOT_HEAD
-	var/blockTracking // Do we block AI tracking?
 	var/HUDType = null
 
 	var/vision_flags = 0

code/modules/clothing/under/syndicate_jumpsuits.dm

@@ -35,3 +35,22 @@
 	icon_state = "tactical_suit"
 	item_state = "bl_suit"
 	item_color = "tactical_suit"
+
+/obj/item/clothing/under/syndicate/silicon_cham
+	name = "tactical turtleneck"
+	desc = "A non-descript and slightly suspicious looking turtleneck with digital camouflage cargo pants. <b>This one has extra cybernetic modifications.</b>"
+	blockTracking = TRUE
+
+/obj/item/clothing/under/syndicate/silicon_cham/equipped(mob/user, slot, initial)
+	. = ..()
+	if(slot == slot_w_uniform)
+		ADD_TRAIT(user, TRAIT_AI_UNTRACKABLE, "silicon_cham[UID()]")
+		user.invisibility = SEE_INVISIBLE_LIVING
+		to_chat(user, "<span class='notice'>You feel a slight shiver as the cybernetic obfuscators activate.</span>")
+
+/obj/item/clothing/under/syndicate/silicon_cham/dropped(mob/user)
+	. = ..()
+	if(user)
+		REMOVE_TRAIT(user, TRAIT_AI_UNTRACKABLE, "silicon_cham[UID()]")
+		user.invisibility = initial(user.invisibility)
+		to_chat(user, "<span class='notice'>You feel a slight shiver as the cybernetic obfuscators deactivate.</span>")