Added auth

WebApi/OpenApi/OpenApiExtensions.cs

@@ -0,0 +1,14 @@
+using Microsoft.AspNetCore.OpenApi;
+
+namespace WebApi.OpenApi;
+
+public static class OpenApiExtensions
+{
+    public static IServiceCollection AddOpenApiConfiguration(this IServiceCollection services)
+    {
+        services.AddOpenApi();
+        services.ConfigureOptions<OpenApiOptionsSetup>();
+
+        return services;
+    }
+}