connect to an sftp server and upload a file in csharp

main.cs
using System;
using System.IO;
using Renci.SshNet;

class Program
{
    static void Main(string[] args)
    {
        // SFTP connection information
        string host = "sftp.example.com";
        string username = "username";
        string password = "password";
        int port = 22;

        // local file path and remote file path
        string localFilePath = @"C:\local\file.txt";
        string remoteFilePath = "/remote/path/file.txt";

        // create connection
        using (var client = new SftpClient(host, port, username, password))
        {
            client.Connect();

            // upload file
            using (var fileStream = new FileStream(localFilePath, FileMode.Open))
            {
                client.UploadFile(fileStream, remoteFilePath);
            }

            client.Disconnect();
        }

        Console.WriteLine("File uploaded successfully");
        Console.ReadLine();
    }
}
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