Fix 9 design majors: ITrackService interface, IsDescending, ArrayPool base, CliUtils, sort sentinel cleanup, content controller via TrackService, Skip property

DeepDrftCli/Program.cs

@@ -47,7 +47,7 @@ builder.Services.AddSingleton<FileDatabase>(provider =>
 
 // Add services
 builder.Services.AddScoped<TrackRepository>();
-builder.Services.AddScoped<DeepDrftWeb.Services.TrackService>();
+builder.Services.AddScoped<DeepDrftWeb.Services.ITrackService, DeepDrftWeb.Services.TrackService>();
 builder.Services.AddScoped<AudioProcessor>();
 builder.Services.AddScoped<DeepDrftContent.Services.TrackService>();
 builder.Services.AddScoped<CliService>();