Add foundation

Toolkit.Foundation/IComponentBuilder.cs

@@ -0,0 +1,13 @@
+using Microsoft.Extensions.DependencyInjection;
+
+namespace Toolkit.Foundation;
+
+public interface IComponentBuilder
+{
+    IComponentBuilder AddConfiguration<TConfiguration>(Action<TConfiguration> configurationDelegate)
+        where TConfiguration : ComponentConfiguration, new();
+
+    IComponentHost Build();
+
+    IComponentBuilder AddServices(Action<IServiceCollection> configureDelegate);
+}