Add project files.

WinFormDi/Program.cs

@@ -0,0 +1,36 @@
+using DIDemoLib;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+
+namespace WinFormDi
+{
+    internal static class Program
+    {
+        /// <summary>
+        ///  The main entry point for the application.
+        /// </summary>
+        [STAThread]
+        static void Main()
+        {
+            var host = ContainerConfig.Configure();
+            using var scope = host.Services.CreateScope();
+
+            try
+            {
+                var services = scope.ServiceProvider;
+
+                Application.EnableVisualStyles();
+                Application.SetCompatibleTextRenderingDefault(false);
+                Application.SetHighDpiMode(HighDpiMode.SystemAware);
+
+                var frm = services.GetRequiredService<MainWindow>();
+                Application.Run(frm);
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"An error has occured: {ex.Message}");
+            }
+
+        }
+    }
+}