Swagger Enable XML documentation AddSwaggerGen C# .Net 8 web api

AddSwaggerGen is an extension method to add swagger services to the collection. To configure Swagger, you invoke the method SwaggerDoc. Passing an Info object, you can define the title, description, contact information, and more in code file Program. cs

builder.Services.AddSwaggerGen(c =>
{
    c.SwaggerDoc("v1", new OpenApiInfo { Title = "Your web application title", Version = "v1", Description = "Your web application API" });
    c.TagActionsBy(api =>
    {
        if (api.GroupName != null)
        {
            return new[] { api.GroupName };
        }
        var controllerActionDescriptor = api.ActionDescriptor as ControllerActionDescriptor;
        if (controllerActionDescriptor != null)
        {
            return new[] { controllerActionDescriptor.ControllerName };
        }
        throw new InvalidOperationException("Unable to determine tag for endpoint.");
    });
    c.DocInclusionPredicate((name, api) => true);
    c.IncludeXmlComments(@".\yourwebapi.xml");
});

Summary:

The configuration action passed to the AddSwaggerGen method adds information such as the author, license, and description