Added update history

src/Artemis.Storage/Entities/General/ReleaseEntity.cs

@@ -0,0 +1,19 @@
+using System;
+
+namespace Artemis.Storage.Entities.General;
+
+public class ReleaseEntity
+{
+    public Guid Id { get; set; }
+    
+    public string Version { get; set; }
+    public ReleaseEntityStatus Status { get; set; }
+    public DateTimeOffset? InstalledAt { get; set; }
+}
+
+public enum ReleaseEntityStatus
+{
+    Queued,
+    Installed,
+    Historical
+}