Add McpServerPrompt / McpClientPrompt and friends (#126)

src/ModelContextProtocol/Configuration/McpServerServiceCollectionExtensions.cs

@@ -0,0 +1,28 @@
+using ModelContextProtocol.Server;
+using Microsoft.Extensions.Options;
+
+namespace Microsoft.Extensions.DependencyInjection;
+
+/// <summary>
+/// Extension to host an MCP server
+/// </summary>
+public static class McpServerServiceCollectionExtensions
+{
+    /// <summary>
+    /// Adds the MCP server to the service collection with default options.
+    /// </summary>
+    /// <param name="services"></param>
+    /// <param name="configureOptions"></param>
+    /// <returns></returns>
+    public static IMcpServerBuilder AddMcpServer(this IServiceCollection services, Action<McpServerOptions>? configureOptions = null)
+    {
+        services.AddOptions();
+        services.AddTransient<IConfigureOptions<McpServerOptions>, McpServerOptionsSetup>();
+        if (configureOptions is not null)
+        {
+            services.Configure(configureOptions);
+        }
+
+        return new DefaultMcpServerBuilder(services);
+    }
+}