- add: Runes can't be examined by crew. (#129)

* - add: Runes can't be examined by crew.

* - add: No rune pointing.

Content.Shared/_White/Cult/Systems/CultRuneSystem.cs

@@ -0,0 +1,23 @@
+using Content.Shared._White.Cult.Components;
+using Content.Shared.Examine;
+using Content.Shared.Ghost;
+
+namespace Content.Shared._White.Cult.Systems;
+
+public sealed class CultRuneSystem : EntitySystem
+{
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<CultRuneComponent, ExamineAttemptEvent>(OnExamine);
+    }
+
+    private void OnExamine(Entity<CultRuneComponent> ent, ref ExamineAttemptEvent args)
+    {
+        if (HasComp<GhostComponent>(args.Examiner) || HasComp<CultistComponent>(args.Examiner))
+            return;
+
+        args.Cancel();
+    }
+}