Web-Development-with-Blazor-Second-Edition/Chapter15/CustomElements/RazorPagesProject/Program.cs

using BlazorCustomElements;
using Microsoft.AspNetCore.Components.Web;

var builder = WebApplication.CreateBuilder(args);

// Add services to the container.
builder.Services.AddRazorPages();
builder.Services.AddControllersWithViews();
//<2. Add Blazor configuration server (only)>
builder.Services.AddServerSideBlazor(options =>
{
    options.RootComponents.RegisterCustomElement<Counter>("my-blazor-counter");
});
//</2. Add Blazor configuration server (only)>

var app = builder.Build();

// Configure the HTTP request pipeline.
if (!app.Environment.IsDevelopment())
{
    app.UseExceptionHandler("/Error");
    // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
    app.UseHsts();
}

app.UseHttpsRedirection();
app.UseStaticFiles();

app.UseRouting();
//<3. Add Blazor hub server>
app.MapBlazorHub();
//</3. Add Blazor hub server>

//<3. Add framework files wasm>
//app.MapBlazorHub();
//</3. Add framework files wasm>

app.UseAuthorization();

app.MapRazorPages();
app.MapDefaultControllerRoute();

app.Run();