isn/Startup.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.DataProtection;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;

namespace nuget_host
{
    public class Startup
    {
        public Startup(IConfiguration config)
        {
            Configuration = config;
        }

        public IConfiguration Configuration { get; }
        public static string ExternalUrl { get; private set; }
        public static string SourceDir { get; private set; }
        public static string RootApiKeySecret { get; private set; }

        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
            .AddJwtBearer(options =>
            {
                // base-address of your identityserver
                options.Authority = ExternalUrl;

                // if you are using API resources, you can specify the name here
                options.Audience = "packages";

            });
            services.AddMvc();

            services.AddDataProtection();

            services.AddIdentityServer()
    .AddInMemoryClients(Config.Clients)
    .AddInMemoryIdentityResources(Config.IdentityResources)
    .AddInMemoryApiResources(Config.ApiResources)
    .AddDeveloperSigningCredential()
    .AddTestUsers(Config.TestUsers);

            


        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IHostingEnvironment env)
        {
            if (env.IsDevelopment())
            {
               app.UseDeveloperExceptionPage();
            }
            else
            {
                app.UseExceptionHandler("/Home/Error");
            }
            ExternalUrl = Configuration["NuGet:ExternalUrl"];
            SourceDir = Configuration["NuGet:SourceDir"];
            RootApiKeySecret = Configuration["RootApiKeySecret"];

            app.UseStaticFiles();

            app.UseMvc(routes =>
            {
                routes.MapRoute(
                    name: "default",
                    template: "{controller=Home}/{action=Index}/{id?}");
            });
        }
    }
}