WIP: implemented registration and EULA accept, WIP on auth issue

JOBot.TClient/Commands/IAuthorizedTelegramCommand.cs

@@ -0,0 +1,15 @@
+using JOBot.Proto;
+using Telegram.Bot;
+using Telegram.Bot.Types;
+
+namespace JOBot.TClient.Commands;
+
+public interface IAuthorizedTelegramCommand : ITelegramCommand
+{
+    public Task ExecuteAsync(Update update, GetUserResponse user, CancellationToken ct);
+
+    Task ITelegramCommand.ExecuteAsync(Update update, CancellationToken ct)
+    {
+        throw new UnauthorizedAccessException("You do not have permission to access this command.");
+    }
+}