Program.cs

using DeepSeekDotNet.Helpers;
using DeepSeekDotNet.Services;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;

var configuration = new ConfigurationBuilder()
    .SetBasePath(AppContext.BaseDirectory)
    .AddJsonFile("appsettings.json", optional: false, reloadOnChange: true)
    .Build();

var serviceProvider = new ServiceCollection()
    .AddSingleton<IConfiguration>(configuration)
    .AddSingleton<IDeepSeekService, DeepSeekService>()
    .BuildServiceProvider();

var deepSeekService = serviceProvider.GetRequiredService<IDeepSeekService>();

UtilHelper.BotResponse(await deepSeekService.MessageAsync(""));
while (true)
{
    Console.ForegroundColor = ConsoleColor.Green;
    Console.Write("Você: ");
    Console.ResetColor();

    var userInput = Console.ReadLine();
    if (string.Equals(userInput, "exit", StringComparison.OrdinalIgnoreCase))
    {
        Console.WriteLine("Adeus! Foi um prazer conversar com você.");
        break;
    }

    if (!string.IsNullOrEmpty(userInput))
    {
        UtilHelper.BotResponse(await deepSeekService.MessageAsync(userInput));
    }
}