Program.cs

using Microsoft.AspNetCore.Components;
using Microsoft.AspNetCore.Components.Web;
using crumbs.Data;
using MudBlazor.Services;
using Microsoft.AspNetCore.Identity;
using Microsoft.EntityFrameworkCore;

var builder = WebApplication.CreateBuilder(args);
var connectionString = builder.Configuration.GetConnectionString("IdentityConnection");

builder.Services.AddDbContext<Identity>(options => options.UseSqlite(connectionString));
builder.Services.AddDefaultIdentity<IdentityUser>(options => options.SignIn.RequireConfirmedAccount = true)
    .AddEntityFrameworkStores<Identity>();
builder.Services.AddOptions();
builder.Services.AddAuthorizationCore();
// Add services to the container.
builder.Services.AddDbContextFactory<HangmanDbContext>( options=> options.UseSqlite(connectionString));
builder.Services.AddRazorPages();
builder.Services.AddMudServices();
builder.Services.AddServerSideBlazor();
builder.Services.AddHttpContextAccessor();

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();
app.UseAuthentication();
app.UseAuthorization();
app.MapBlazorHub();
app.MapFallbackToPage("/_Host");;
app.Run();