Program.cs

//using System;
//using ColorsWeb;
//using Microsoft.AspNetCore;
//using Microsoft.AspNetCore.Builder;
//using Microsoft.AspNetCore.Hosting;


namespace ColorsWeb
{
    public class Program
    {
        public static void Main(string[] args)
        {
            var builder = WebApplication.CreateBuilder(args);

            builder.Services.AddRazorPages()
                .AddRazorPagesOptions(options =>
                    {
                        options.Conventions.ConfigureFilter(new Microsoft.AspNetCore.Mvc.IgnoreAntiforgeryTokenAttribute());
                    });

            builder.Services.AddSingleton<AppConfig>(new AppConfig(builder.Configuration));

            var app = builder.Build();

            // Configure the HTTP request pipeline.
            if (!app.Environment.IsDevelopment())
            {
                app.UseExceptionHandler("/Error");
                app.UseHsts();
            }
            if (app.Environment.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }
            else
            {
                app.UseExceptionHandler("/Error");
            }

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

            app.UseRouting();

            app.MapRazorPages();

            app.Run();
        }
    }
}