Borg hands & hand whitelisting (#38668)

* Borg hands & hand whitelisting

* yaml linted

* yaml linted (x2)

* yaml linted (x3)

* my storage tests so pass

* no need for SetCount

* ok new stuff you can get fixed too

* oops

* staque

* what if we addressed feedback

* my place so holder

* what if we addresesd feedback

* what if i did it correctly

* terminating or deleted

Content.Shared/Construction/Components/MachineBoardComponent.cs

@@ -33,6 +33,12 @@ public sealed partial class MachineBoardComponent : Component
     public EntProtoId Prototype;
 }
 
+/// <summary>
+/// Marker component for any item that's machine board-like without necessarily being a MachineBoardComponent
+/// </summary>
+[RegisterComponent, NetworkedComponent]
+public sealed partial class CircuitboardComponent : Component;
+
 [DataDefinition, Serializable]
 public partial struct GenericPartInfo
 {