Startup.cs

using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using MonkeyHubApi.Repositories;
using Swashbuckle.AspNetCore.Swagger;


namespace MonkeyHubApi
{
    public class Startup
    {
        public Startup(IHostingEnvironment env)
        {
            var builder = new ConfigurationBuilder()
                .SetBasePath(env.ContentRootPath)
                .AddJsonFile("appsettings.json", optional: false, 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();


            //IOC
            services.AddScoped<IContentRepository, ContentRepository>();
            services.AddScoped<ITagRepository, TagRepository>();

            //Adding swagger generation with default settings
            services.AddSwaggerGen(options =>
            {
                options.SwaggerDoc("v1", new Info
                {
                    Title = "Monkey Hub API",
                    Version = "v1",
                    Description = "API do Monkey Hub, um centralizador de links para conteúdo (artigos, videos, tutoriais, exemplos de código) brasileiro sobre Xamarin em português."
                });
            });
        }

        // 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();

            app.UseSwagger();

            app.UseSwaggerUI(c =>
            {
                c.SwaggerEndpoint("/swagger/v1/swagger.json", "Monkey Hub API");
            });

            app.UseMvc();

        }
    }
}