adds more edge markers for better visibility

_maps/map_files/RandomRuins/SpaceRuins/rocky_motel.dmm

@@ -233,6 +233,12 @@
 /obj/effect/spawner/window/plastitanium,
 /turf/simulated/floor/plating,
 /area/ruin/space/powered)
+"AF" = (
+/obj/effect/map_effect/marker_helper/mapmanip/submap/edge{
+	dir = 1
+	},
+/turf/template_noop,
+/area/template_noop)
 "Cq" = (
 /obj/effect/mapping_helpers/turfs/damage,
 /turf/simulated/floor/wood,
@@ -279,6 +285,13 @@
 	icon_state = "black"
 	},
 /area/ruin/space/powered)
+"EZ" = (
+/obj/structure/cable{
+	icon_state = "1-8"
+	},
+/obj/effect/map_effect/marker_helper/mapmanip/submap/edge,
+/turf/simulated/floor/plating/asteroid/airless,
+/area/ruin/space/powered)
 "Gh" = (
 /obj/structure/disposalpipe/segment{
 	dir = 4
@@ -377,6 +390,12 @@
 	icon_state = "black"
 	},
 /area/ruin/space/powered)
+"Sg" = (
+/obj/effect/map_effect/marker_helper/mapmanip/submap/edge{
+	dir = 4
+	},
+/turf/simulated/mineral/ancient,
+/area/ruin/space/powered)
 "Sk" = (
 /obj/machinery/status_display,
 /turf/simulated/wall/mineral/plastitanium,
@@ -408,6 +427,12 @@
 	icon_state = "cafeteria"
 	},
 /area/ruin/space/powered)
+"TK" = (
+/obj/effect/map_effect/marker_helper/mapmanip/submap/edge{
+	dir = 8
+	},
+/turf/template_noop,
+/area/template_noop)
 "TQ" = (
 /obj/structure/table/wood,
 /obj/item/paper_bin{
@@ -677,7 +702,7 @@ XP
 Yu
 Ya
 Ya
-Ya
+Sg
 Ya
 Ya
 Ya
@@ -1026,7 +1051,7 @@ vN
 Ya
 gs
 Id
-Vl
+EZ
 PM
 Ya
 qN
@@ -1036,7 +1061,7 @@ Ml
 PM
 vN
 vN
-vN
+AF
 vN
 vN
 vN
@@ -1058,7 +1083,7 @@ ph
 Ya
 vN
 vN
-vN
+TK
 vN
 vN
 vN