Now bot works with latest game client v.9.0.0.
There is no client update this time, just restart game and bot, it will work.
Full bot client patch for new expansion [Knights of the Frozen Throne] is almost ready, will be released as soon as it is online.
[Edit:]
Bot client v.9.8.0.0 just released, now bot can play all cards in [Knights of the Frozen Throne] expansion !