feat(lmxproxy): phase 1 — v2 protocol types and domain model

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

lmxproxy/src/ZB.MOM.WW.LmxProxy.Host/Program.cs

@@ -1,87 +1,10 @@
-using System;
-using System.IO;
-using Microsoft.Extensions.Configuration;
-using Serilog;
-using Topshelf;
-using ZB.MOM.WW.LmxProxy.Host.Configuration;
-
 namespace ZB.MOM.WW.LmxProxy.Host
 {
-    internal class Program
+    internal static class Program
     {
-        private static void Main(string[] args)
+        static void Main(string[] args)
         {
-            // Build configuration
-            IConfigurationRoot? configuration = new ConfigurationBuilder()
-                .SetBasePath(Directory.GetCurrentDirectory())
-                .AddJsonFile("appsettings.json", true, true)
-                .AddEnvironmentVariables()
-                .Build();
-
-            // Configure Serilog from appsettings.json
-            Log.Logger = new LoggerConfiguration()
-                .ReadFrom.Configuration(configuration)
-                .CreateLogger();
-
-            try
-            {
-                Log.Information("Starting ZB.MOM.WW.LmxProxy.Host");
-
-                // Load configuration
-                var config = new LmxProxyConfiguration();
-                configuration.Bind(config);
-
-                // Validate configuration
-                if (!ConfigurationValidator.ValidateAndLog(config))
-                {
-                    Log.Fatal("Configuration validation failed. Please check the configuration and try again.");
-                    Environment.ExitCode = 1;
-                    return;
-                }
-
-                // Configure and run the Windows service using TopShelf
-                TopshelfExitCode exitCode = HostFactory.Run(hostConfig =>
-                {
-                    hostConfig.Service<LmxProxyService>(serviceConfig =>
-                    {
-                        serviceConfig.ConstructUsing(() => new LmxProxyService(config));
-                        serviceConfig.WhenStarted(service => service.Start());
-                        serviceConfig.WhenStopped(service => service.Stop());
-                        serviceConfig.WhenPaused(service => service.Pause());
-                        serviceConfig.WhenContinued(service => service.Continue());
-                        serviceConfig.WhenShutdown(service => service.Shutdown());
-                    });
-
-                    hostConfig.UseSerilog(Log.Logger);
-
-                    hostConfig.SetServiceName("ZB.MOM.WW.LmxProxy.Host");
-                    hostConfig.SetDisplayName("SCADA Bridge LMX Proxy");
-                    hostConfig.SetDescription("Provides gRPC access to Archestra MxAccess for SCADA Bridge");
-
-                    hostConfig.StartAutomatically();
-                    hostConfig.EnableServiceRecovery(recoveryConfig =>
-                    {
-                        recoveryConfig.RestartService(config.ServiceRecovery.FirstFailureDelayMinutes);
-                        recoveryConfig.RestartService(config.ServiceRecovery.SecondFailureDelayMinutes);
-                        recoveryConfig.RestartService(config.ServiceRecovery.SubsequentFailureDelayMinutes);
-                        recoveryConfig.SetResetPeriod(config.ServiceRecovery.ResetPeriodDays);
-                    });
-
-                    hostConfig.OnException(ex => { Log.Fatal(ex, "Unhandled exception in service"); });
-                });
-
-                Log.Information("Service exited with code: {ExitCode}", exitCode);
-                Environment.ExitCode = (int)exitCode;
-            }
-            catch (Exception ex)
-            {
-                Log.Fatal(ex, "Failed to start service");
-                Environment.ExitCode = 1;
-            }
-            finally
-            {
-                Log.CloseAndFlush();
-            }
+            // Placeholder - Phase 3 will implement full Topshelf startup.
         }
     }
 }