Many alcoholics have co-occurring character disorders such as severe narcissism, bipolar disorder, borderline personality, and others.
If she puts together 6-9 months of sobriety and you still see this grandiose, self-centered, child-abusing, victim personality in your mother, you will perhaps find some relief in knowing that alcohol only amplified her already destructive nature.
If that is so, then the farther away you are from her, the better. And you do not have to invite her to your wedding some day either.
Wishing you a better adult life than the one you lived as a child. Wishing you self-esteem, peace of mind, and finally some joy. Take very good care of yourself. You will have to continue being your own good parent, and you can do it.
You might see if your campus has an Al-Anon group and sit in for a meeting. Many campuses have weekly meetings.