Program.cs

using Umbraco.Cms.Core.Models.PublishedContent;
using Umbraco.Cms.Web.Common;

WebApplicationBuilder builder = WebApplication.CreateBuilder(args);

builder.CreateUmbracoBuilder()
    .AddBackOffice()
    .AddWebsite()
    .AddDeliveryApi()
    .AddComposers()
    .Build();

WebApplication app = builder.Build();

await app.BootUmbracoAsync();

app.UseHttpsRedirection();

app.UseUmbraco()
    .WithMiddleware(u =>
    {
      u.UseBackOffice();
      u.UseWebsite();
    })
    .WithEndpoints(u =>
    {
      u.UseBackOfficeEndpoints();
      u.UseWebsiteEndpoints();
    });

await app.RunAsync();