Added game state and network client

Assets/Scripts/Network/Transports/LocalhostTransport.cs

@@ -0,0 +1,30 @@
+using PashaBibko.PenguinChase.GameState;
+using System.Collections;
+using Unity.Netcode;
+using System;
+
+namespace PashaBibko.PenguinChase.Network
+{
+    public class LocalhostTransport : INetworkTransport
+    {
+        // TODO: Allow connection to different devices on local network
+        public IEnumerator Join(string _, Action callback)
+        {
+            NetworkManager.Singleton.StartClient();
+            callback.Invoke();
+            
+            yield break;
+        }
+
+        public IEnumerator Host(Action callback)
+        {
+            NetworkManager.Singleton.StartHost();
+            
+            GameStateSpawner.CreateNetworkGameStateController();
+            ConnectionManager.CreateNetworkConnectionManager();
+            
+            callback.Invoke();
+            yield break;
+        }
+    }
+}