Try not to let your "feelings" get in the way of reality. (knowthetriggers.)
yeppers, this says it all.
While you maybe hoping and wishing that she is on the way to recovery, the reality is that is years away. How much of you are you willing to invest into a "no guarantee" situation. The actual percentage of people who recover is low, very low.
There are millions of available women who are not addicted to alcohol, that's the direction I would be heading, in your shoes.