Initial Client/Server Communication

#1
Followed the MagicOnion quickstart guide, borrowing code from the chat sample app to get something working

Assets/Scripts/InitialSettings.cs

@@ -0,0 +1,24 @@
+using MessagePack;
+using MessagePack.Resolvers;
+using UnityEngine;
+
+namespace Assets.Scripts
+{
+    class InitialSettings
+    {
+        [RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.BeforeSceneLoad)]
+        static void RegisterResolvers()
+        {
+            // NOTE: Currently, CompositeResolver doesn't work on Unity IL2CPP build. Use StaticCompositeResolver instead of it.
+            StaticCompositeResolver.Instance.Register(
+                MagicOnion.Resolvers.MagicOnionResolver.Instance,
+                MessagePack.Resolvers.GeneratedResolver.Instance,
+                BuiltinResolver.Instance,
+                PrimitiveObjectResolver.Instance
+            );
+
+            MessagePackSerializer.DefaultOptions = MessagePackSerializer.DefaultOptions
+                .WithResolver(StaticCompositeResolver.Instance);
+        }
+    }
+}