Initial ASP.NET Core Web API with NTLM auth and Swagger

Set up FakeNTLMServer project targeting .NET 8.0 with Windows Authentication (Negotiate) and Swagger/OpenAPI support. Added project and solution files, configured authentication and authorization in Program.cs, and included launch settings and logging configuration for development and production environments.

appsettings.json

@@ -0,0 +1,9 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  },
+  "AllowedHosts": "*"
+}