1.0.24

• Added support for attachment link buttons (type of attachment action) which opens a provided URL if clicked, allowing you to add up to 5 buttons to each attachment. See Attaching buttons to messages for more.

  Example:

    await client.SendAsync(b => b
        .WithText("Look at my buttons")
        .WithAttachment(a => a
            .WithTitle("Now with actions")
            .WithText("...which are pretty neat")
            .WithLinkButtonAction("Click me", "http://google.com", ActionStyle.Primary)
            .WithLinkButtonAction("Don't click me", "http://bing.com", ActionStyle.Danger)));

1.0.23

• First documented release with initial features provided by the Slack Webhook API