Mineshaft (#25733)

* content

* catwalks

* fix fucking icons

* finish PR

* +1 room

* fix

Content.Shared/Procedural/PostGeneration/AutoCablingPostGen.cs

@@ -1,3 +1,5 @@
+using Robust.Shared.Prototypes;
+
 namespace Content.Shared.Procedural.PostGeneration;
 
 /// <summary>
@@ -5,5 +7,6 @@ namespace Content.Shared.Procedural.PostGeneration;
 /// </summary>
 public sealed partial class AutoCablingPostGen : IPostDunGen
 {
-
+    [DataField]
+    public EntProtoId Entity = "CableApcExtension";
 }