Startup.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;

namespace HeroWebAPI2
{
    public class Startup
    {
        public Startup(IHostingEnvironment env)
        {
            var builder = new ConfigurationBuilder()
                .SetBasePath(env.ContentRootPath)
                .AddJsonFile("appsettings.json", optional: true, reloadOnChange: true)
                .AddJsonFile($"appsettings.{env.EnvironmentName}.json", optional: true)
                .AddEnvironmentVariables();
            Configuration = builder.Build();
        }

        public IConfigurationRoot Configuration { get; }

        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            // Add framework services.
            services.AddMvc();
        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)
        {
            loggerFactory.AddConsole(Configuration.GetSection("Logging"));
            loggerFactory.AddDebug();
//tää rikkoi melkeen kaiken
            /*app.Use(async (context, next) =>
            {
                await next();

                if (context.Response.StatusCode == 404
                && !Path.HasExtension(context.Request.Path.Value ))
                {
                    context.Request.Path = "/index.html";
                    await next();
                }
            });*/
            
            app.UseDefaultFiles();
            app.UseStaticFiles();
            /*
            new StaticFileOptions()
            {
                OnPrepareResponse = context =>
                {
                    context.Context.Response.Headers.Add("Cache-Control", "no-cache, no-store");
                    context.Context.Response.Headers.Add("Expires", "-1");
                }
            }*/
            app.UseMvc();
            /*
            rb =>
            {
                rb.MapRoute(
                    name: "default",
                    template: "{controller}/{action}/{id?}",
                    defaults: new {controller = "Home", action = "Index"});
            }*/
            /*routes =>
            {
                routes.MapRoute("Default", "{*url}",  new { @controller = "App", @action = "Index" });
            }*/
        }
    }
}