// Common interface
public interface IActionService
{
    Task ShowTrayIcon();
    Task HideTrayIcon();
    Task SendText(string text);
    Task<int> GetAnswer(string question);
}

// Server side implementation
[H.IpcGenerators.IpcServer]
public partial class ActionService : IActionService
{
    public Task ShowTrayIcon()
    {
        MessageBox.Show(nameof(ShowTrayIcon));
        return Task.CompletedTask;
    }

    public Task HideTrayIcon()
    {
        MessageBox.Show(nameof(HideTrayIcon));
        return Task.CompletedTask;
    }

    public Task SendText(string text)
    {
        MessageBox.Show(text);
        return Task.CompletedTask;
    }
    
    public async Task<int> GetAnswer(string question)
    {
        return await Simulator.CalculateAnswer(question);
    }    
}

// Client side implementation
[H.IpcGenerators.IpcClient]
public partial class ActionServiceClient : IActionService
{
}

// Server initialization
await using var server = new PipeServer<string>(ServerName);
var service = new ActionService();
service.Initialize(server);
await server.StartAsync();

// Client initialization
await using var client = new PipeClient<string>(ServerName);
var service = new ActionServiceClient();
service.Initialize(client);
await client.ConnectAsync();

// Client usage
await client.ShowTrayIcon();
await client.SendText("Hello world!");
var result = await client.GetAnswer("What's the answer to the ultimate question of life, the universe, and everything?");