AppHome.cs

using SlackNet;
using SlackNet.Blocks;
using SlackNet.Events;

namespace SlackNetDemo;

/// <summary>
/// Displays a list of things you can do with this demo when you open the app's home screen. 
/// </summary>
class AppHome : IEventHandler<AppHomeOpened>
{
    private readonly ISlackApiClient _slack;
    public AppHome(ISlackApiClient slack) => _slack = slack;

    public async Task Handle(AppHomeOpened slackEvent)
    {
        if (slackEvent.Tab == AppHomeTab.Home)
        {
            Console.WriteLine($"{(await _slack.Users.Info(slackEvent.User)).Name} opened the app's home view");
            
            await _slack.Views.Publish(slackEvent.User, new HomeViewDefinition
                {
                    Blocks =
                        {
                            new SectionBlock
                                {
                                    Text = new Markdown($@"Welcome to the SlackNet example. Here's what you can do:
• Say ""{PingDemo.Trigger}"" to get back a pong
• Say ""{CounterDemo.Trigger}"" to get the counter demo
• Say ""{ModalViewDemo.Trigger}"" to open then modal view demo
• Use the `{EchoDemo.SlashCommand}` slash command to see an echo
• Set up a {Link.Url("https://api.slack.com/workflows", "workflow")} to automate sending messages to people")
                                }
                        }
                }, slackEvent.View?.Hash);
        }
    }
}