Add interactive block action attributes (#24)

https://api.slack.com/reference/interaction-payloads/block-actions#payload-fields

Author: murdahl

source/src/Slackbot.Net.Endpoints/Models/Interactive/BlockActions/BlockAction.cs

@@ -1,3 +1,4 @@
+using Slackbot.Net.Endpoints.Models.Interactive.MessageActions;
 using Slackbot.Net.Models.BlockKit;
 
 namespace Slackbot.Net.Endpoints.Models.Interactive.BlockActions;
@@ -6,6 +7,13 @@ public class BlockActionInteraction : Interaction
 {
     public Team Team { get; set; }
     public User User { get; set; }
-
+    public Channel Channel { get; set; }
+    public Message Message { get; set; }
+    public State State { get; set; }
     public IEnumerable<ActionsBlock> Actions { get; set; }
 }
+
+public class State
+{
+    public Dictionary<string, string> Values { get; set; } = [];
+}