Pathfinder hotfixes (#8201)

Content.Server/Access/AccessReaderChangeEvent.cs

@@ -0,0 +1,15 @@
+namespace Content.Server.Access
+{
+    public sealed class AccessReaderChangeEvent : EntityEventArgs
+    {
+        public EntityUid Sender { get; }
+
+        public bool Enabled { get; }
+
+        public AccessReaderChangeEvent(EntityUid entity, bool enabled)
+        {
+            Sender = entity;
+            Enabled = enabled;
+        }
+    }
+}