Program.cs

using System;
using System.Diagnostics;
using System.IO;
using Microsoft.Extensions.Configuration;

namespace Neuz_Launcher
{
    internal class Program
    {
        static void Main(string[] args)
        {
            var configuration = new ConfigurationBuilder()
                .SetBasePath(AppContext.BaseDirectory)
                .AddJsonFile("neuz.json", optional: false, reloadOnChange: true)
                .Build();

            string exeName = configuration["ExecutableName"] ?? "Neuz.exe";
            string bootString = configuration["BootString"] ?? "sunkist";

            try
            {
                Process.Start(exeName, bootString);
            }
            catch (Exception ex)
            {
                Console.WriteLine($"Error launching process: {ex.Message}");
                Console.ReadLine();
                Environment.Exit(1);
            }
            Environment.Exit(0);
        }
    }
}