[READY]Helps address atmospherics nullspace runtimes (#32281)

* Helps fix atmospherics nullspace runtimes, adds debugging to pipe caches and makes the list accessible.

* I can spell properly guys

* Ok ok ok no global!

* Update construction.dm

code/controllers/subsystem/air.dm

@@ -27,6 +27,7 @@ SUBSYSTEM_DEF(air)
 	var/list/hotspots = list()
 	var/list/networks = list()
 	var/list/obj/machinery/atmos_machinery = list()
+	var/list/pipe_construction_generation_cache = list()
 
 
 

code/game/machinery/pipe/construction.dm

@@ -148,13 +148,15 @@ Buildable meters
 	return rotate()
 
 /obj/item/pipe/proc/get_pipe_cache(type, direction)
-	var/static/list/obj/machinery/atmospherics/check_cache
+	var/list/obj/machinery/atmospherics/check_cache = SSair.pipe_construction_generation_cache
 	if(!islist(check_cache))
 		check_cache = list()
 	if(!check_cache[type])
 		check_cache[type] = list()
 	if(!check_cache[type]["[direction]"])
-		check_cache[type]["[direction]"] = new type(null, null, direction)
+		var/obj/machinery/atmospherics/A = new type(null, FALSE, direction)
+		A.name = "\[CACHE\] [A.name]"
+		check_cache[type]["[direction]"] = A
 
 	return check_cache[type]["[direction]"]