Forgot unversioned xd

SVSim.Database/Common/ITimeTrackedEntity.cs

@@ -0,0 +1,14 @@
+namespace SVSim.Database.Common;
+
+public interface ITimeTrackedEntity
+{
+    /// <summary>
+    /// The <see cref="DateTime"/> this entity was first added to the database.
+    /// </summary>
+    DateTime DateCreated { get; set; }
+
+    /// <summary>
+    /// The <see cref="DateTime"/> this entity was last updated.
+    /// </summary>
+    DateTime? DateUpdated { get; set; }
+}