Add Beach biodome ruin and other fixes

code/game/objects/effects/mapping_helpers.dm

@@ -0,0 +1,12 @@
+/obj/effect/mapping_helpers
+	icon = 'icons/effects/mapping_helpers.dmi'
+	icon_state = ""
+	var/late = FALSE
+
+/obj/effect/mapping_helpers/no_lava
+	icon_state = "no_lava"
+
+/obj/effect/mapping_helpers/no_lava/New()
+	. = ..()
+	var/turf/T = get_turf(src)
+	T.flags |= NO_LAVA_GEN

code/game/objects/items/stacks/tiles/tile_types.dm

@@ -170,6 +170,20 @@
 	icon_state = "tile_pod"
 	turf_type = /turf/simulated/floor/pod
 
+/obj/item/stack/tile/pod/light
+	name = "light pod floor tile"
+	singular_name = "light pod floor tile"
+	desc = "A lightly colored grooved floor tile."
+	icon_state = "tile_podlight"
+	turf_type = /turf/simulated/floor/pod
+
+/obj/item/stack/tile/pod/dark
+	name = "dark pod floor tile"
+	singular_name = "dark pod floor tile"
+	desc = "A darkly colored grooved floor tile."
+	icon_state = "tile_poddark"
+	turf_type = /turf/simulated/floor/pod/dark
+
 /obj/item/stack/tile/arcade_carpet
 	name = "arcade carpet"
 	singular_name = "arcade carpet"

code/game/objects/structures/crates_lockers/closets/secure/freezer.dm

@@ -54,6 +54,9 @@
 	for(var/i in 1 to 4)
 		new /obj/item/reagent_containers/food/snacks/meat/monkey(src)
 
+/obj/structure/closet/secure_closet/freezer/meat/open
+	req_access = null
+	locked = FALSE
 
 /obj/structure/closet/secure_closet/freezer/fridge
 	name = "refrigerator"