Fix Cashier issue

src/Cashier/NCafe.Cashier.Api/Projections/ProductCreated.cs

@@ -2,8 +2,9 @@
 
 namespace NCafe.Cashier.Api.Projections;
 
-public class ProductCreated : Event
+public class ProductCreated : IEvent
 {
+    public Guid Id { get; init; }
     public string Name { get; init; }
     public decimal Price { get; init; }
 }

src/Common/NCafe.Core/Domain/AggregateRoot.cs

@@ -28,7 +28,7 @@ internal void ClearPendingEvents()
         _pendingEvents.Clear();
     }
 
-    internal void ApplyEvent(IEvent @event)
+    internal void ApplyEvent(Event @event)
     {
         if (@event.Version != Version + 1)
         {

src/Common/NCafe.Core/Domain/Event.cs

@@ -0,0 +1,8 @@
+namespace NCafe.Core.Domain;
+
+public abstract class Event : IEvent
+{
+    public Guid Id { get; protected set; }
+
+    public long Version { get; protected internal set; }
+}

src/Common/NCafe.Core/Domain/IEvent.cs

@@ -3,12 +3,4 @@
 public interface IEvent
 {
     Guid Id { get; }
-    long Version { get; }
-}
-
-public abstract class Event : IEvent
-{
-    public Guid Id { get; protected set; }
-
-    public long Version { get; protected internal set; }
 }

src/Common/NCafe.Core/Exceptions/InvalidVersionException.cs

@@ -4,7 +4,7 @@ namespace NCafe.Core.Exceptions;
 
 public class InvalidVersionException : DomainException
 {
-    public InvalidVersionException(IEvent @event, AggregateRoot aggregateRoot)
+    public InvalidVersionException(Event @event, AggregateRoot aggregateRoot)
         : base($"{@event.GetType().Name} Event v{@event.Version} cannot be applied to Aggregate {aggregateRoot.GetType().Name} : {aggregateRoot.Id} v{aggregateRoot.Version}")
     {
     }