Clean stdio output and enable ReadyToRun publish

src/McpSsh.Server/Program.cs

@@ -9,10 +9,7 @@ using Microsoft.Extensions.Logging;
 
 var builder = Host.CreateApplicationBuilder(args);
 
-builder.Logging.AddConsole(options =>
-{
-    options.LogToStandardErrorThreshold = LogLevel.Trace;
-});
+builder.Logging.ClearProviders();
 
 builder.Services.AddSingleton<ISystemClock, SystemClock>();
 builder.Services.AddSingleton<IFileSystem, LocalFileSystem>();