ported from perforce

RobotAndDonkey.Game/Execution/Requests/Request.cs

@@ -0,0 +1,22 @@
+using System;
+using RobotAndDonkey.Game.Execution.Commands;
+
+namespace RobotAndDonkey.Game.Execution.Requests;
+
+public abstract record Request(Guid RequestId)
+{
+    public bool IsCommandCompatible(Command command)
+    {
+        foreach (var requestType in command.RequestTypes)
+        {
+            if (requestType == GetType())
+                return true;
+        }
+
+        return false;
+    }
+
+    public static readonly EmptyRequest s_Empty = new();
+}
+
+public sealed record EmptyRequest() : Request(Guid.Empty);