Boards now show their required components on examine

code/game/machinery/computer/buildandrepair.dm

@@ -56,6 +56,17 @@
 /obj/item/circuitboard/machine
 	board_type = "machine"
 
+/obj/item/circuitboard/examine(mob/user)
+	..()
+	if(LAZYLEN(req_components))
+		var/list/nice_list = list()
+		for(var/B in req_components)
+			var/atom/A = B
+			if(!ispath(A))
+				continue
+			nice_list += list("[req_components[A]] [initial(A.name)]")
+		to_chat(user,"<span class='notice'>Required components: [english_list(nice_list)].</span>")
+
 /obj/item/circuitboard/message_monitor
 	name = "Circuit board (Message Monitor)"
 	build_path = /obj/machinery/computer/message_monitor