refactor: added server project

Platforms/Server/Program.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Threading;
+using Syntriax.Engine.Core;
+
+IUniverse universe = Pong.PongUniverse.GetPongUniverse(isServerEnabled: true, isClientEnabled: false);
+
+DateTime lastRun = DateTime.UtcNow;
+TimeSpan interval = new(0, 0, 0, 0, 16);
+TimeSpan timeSinceStart = new(0);
+
+universe.Initialize();
+
+while (true)
+{
+    if (lastRun + interval <= DateTime.UtcNow)
+    {
+        lastRun += interval;
+        timeSinceStart += interval;
+        universe.Update(new(timeSinceStart, interval));
+    }
+    Thread.Sleep(1);
+}