Program.cs

using Microsoft.AspNetCore.Http.Extensions;
using Orleans.Runtime;
using System.Reflection;

// https://learn.microsoft.com/ja-jp/dotnet/orleans/quickstarts/build-your-first-orleans-app?tabs=visual-studio

var builder = WebApplication.CreateBuilder(args);

// Add services to the container.

builder.Services.AddControllers();
// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
builder.Services.AddEndpointsApiExplorer();

builder.Host.UseOrleans(siloBuilder =>
{
    siloBuilder.UseLocalhostClustering();
    siloBuilder.AddMemoryGrainStorage("urls");
    siloBuilder.UseInMemoryReminderService();
});

builder.Services.AddSwaggerGen( options =>
{
    // using System.Reflection;
    var xmlFilename = $"{Assembly.GetExecutingAssembly().GetName().Name}.xml";
    options.IncludeXmlComments(Path.Combine(AppContext.BaseDirectory, xmlFilename));
});

var app = builder.Build();

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.UseSwagger();
    app.UseSwaggerUI();
}

app.UseHttpsRedirection();

app.UseAuthorization();

app.MapControllers();

app.Run();