ticket-system/source/ticketAPI/api/IServiceCollectionExtensions.cs

using api.Interfaces;
using api.Services;

namespace api;

public static class ServiceCollectionExtensions
{
    public static void AddServices(this IServiceCollection services)
    {
        services.AddScoped<IQrCodeGenerator, QrCodeGenerator>();
        services.AddScoped<ITicketManager, TicketManager>();
    }
}