Mimic Unity Player Announce

Program.cs

using System;
using System.Threading;
using SyntaxTree.VisualStudio.Unity.Messaging;

// copy SyntaxTree.VisualStudio.Unity.Messaging.dll along with Program.cs
// on mac you can find it here: /Applications/Visual\ Studio.app/Contents/Resources/lib/monodevelop/AddIns/MonoDevelop.Unity/SyntaxTree.VisualStudio.Unity.Messaging.dll

// compile with: csc Program.cs -r:SyntaxTree.VisualStudio.Unity.Messaging.dll 
// depending on the VSTU/VSTUM version, you will need to add -r:netstandard.dll

namespace Announce
{
    internal class Program
    {
        static void Main(string[] args)
        {
            var player = new UnityPlayer
            {
                DebuggerPort = 56999,
                Machine = "mydevbox",
                ProjectName = "foo",
                Debug = true,
                //EditorId = 0,
                Flags = UnityPlayerFlags.DevelopmentBuild | UnityPlayerFlags.ScriptDebugging,
                //Guid = 0,
                //Id = 0,
                Ip = "192.168.1.1",
                //PackageName = "",
                //Port = 0,
                //Version = 0,
            };

            if (!UnityPlayerProbe.TryCreate(out var probe))
            {
                Console.WriteLine("Unable to create probe");
                return;
            }

            using (probe)
            {
                Console.WriteLine("Announcing... Press a key to exit...");

                var running = true;
                while (running)
                {
                    probe.Announce(player);
                    Thread.Sleep(1000);

                    running = !Console.KeyAvailable;
                }
            }
        }
    }
}