rewrite to zmq push and pull patterns.

file load works, suite can start up

Azaion.Suite/App.xaml.cs

@@ -1,5 +1,7 @@
 using System.IO;
 using System.Reflection;
+using System.Text;
+using System.Text.Json;
 using System.Windows;
 using System.Windows.Threading;
 using Azaion.Annotator;
@@ -21,6 +23,7 @@ using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.Options;
+using Newtonsoft.Json;
 using Serilog;
 using KeyEventArgs = System.Windows.Input.KeyEventArgs;
 
@@ -62,8 +65,9 @@ public partial class App
         login.CredentialsEntered += async (s, args) =>
         {
             _apiClient = AzaionApiClient.Create(args);
-            _resourceLoader = new ResourceLoader(_apiClient, args);
+            _resourceLoader = new PythonResourceLoader(args);
             _securedConfig = await _resourceLoader.Load("secured-config.json");
+
             AppDomain.CurrentDomain.AssemblyResolve += (_, a) =>
             {
                 var assemblyName = a.Name.Split(',').First();