[PracticalEventSourcing]: Added missing PackageWasSent event

.gitignore

@@ -153,7 +153,7 @@ PublishScripts/
 # NuGet Packages
 *.nupkg
 # The packages folder can be ignored because of Package Restore
-**/packages/*
+# **/packages/*
 # except build/, which is used as an MSBuild target.
 !**/packages/build/
 # Uncomment if necessary however generally it will be regenerated when needed

Workshops/PracticalEventSourcing/Shipments/Packages/Events/External/PackageWasSent.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using Carts.Carts.ValueObjects;
+using Core.Events;
+
+namespace Shipments.Packages.Events.External
+{
+    public class PackageWasSent : IExternalEvent
+    {
+        public Guid PackageId { get; }
+        public Guid OrderId { get; }
+
+        public IReadOnlyList<ProductItem> ProductItems { get; }
+
+        public DateTime SentAt { get; }
+
+        public PackageWasSent(Guid packageId, Guid orderId, IReadOnlyList<ProductItem> productItems, DateTime sentAt)
+        {
+            OrderId = orderId;
+            ProductItems = productItems;
+            SentAt = sentAt;
+            PackageId = packageId;
+        }
+    }
+}