Startup.cs

using System;
using System.IO;
using System.IO.Compression;
using System.Reflection;
using ImageStorage.Services;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.ResponseCompression;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.OpenApi.Models;
namespace ImageStorage
{
	public class Startup
	{
		public Startup(IConfiguration configuration)
		{
			Configuration = configuration;
		}

		public IConfiguration Configuration { get; }

		// This method gets called by the runtime. Use this method to add services to the container.
		public void ConfigureServices(IServiceCollection services)
		{
			services.AddMvc()
				.SetCompatibilityVersion(CompatibilityVersion.Version_2_1);
			services.AddResponseCompression();
			services.Configure<GzipCompressionProviderOptions>(options =>
			{
				options.Level = CompressionLevel.Fastest;
			});

			#region DI
			services.Add(new ServiceDescriptor(typeof(IRedis),
				new Redis(Configuration["Redis:Host"],
				Configuration["Redis:Port"])));    // singleton
			services.AddScoped<IMagick, Magick>();
			services.AddScoped<IStorage, Storage>();
			#endregion DI

			//swagger
			services.AddSwaggerGen(c =>
			{
				c.SwaggerDoc("v1", new OpenApiInfo
				{
					Version = "v1",
					Title = "Image Storage Api",
				});

				// Set the comments path for the Swagger JSON and UI.
				var xmlFile = $"{Assembly.GetExecutingAssembly().GetName().Name}.xml";
				var xmlPath = Path.Combine(AppContext.BaseDirectory, xmlFile);
				c.IncludeXmlComments(xmlPath);
			});
		}

		// 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.UseHsts();
			}

			#region swagger
			app.UseSwagger(c =>
			{
				c.SerializeAsV2 = true;
			});

			// Enable middleware to serve swagger-ui (HTML, JS, CSS, etc.),
			// specifying the Swagger JSON endpoint.
			app.UseSwaggerUI(c =>
			{
				c.SwaggerEndpoint("/swagger/v1/swagger.json", "My API V1");
			});
			#endregion
			app.UseStaticFiles();
			app.UseHttpsRedirection();
			app.UseMvc();
		}
	}
}