Hi Beachin, the coffee is pretty normal. Admittedly it's one addiction for another, but much more benign. Ditto for the phone games. Look at it as a good sign and part of her recovery.
Her brain is scrambled for now, but there is hope for the future as the brain starts to heal and learn to cope with life sober. Whatever happens to your marriage I hope she will heal in time if she can stay sober.