I’m so sorry you went through that. The early days are tough.
It sounds like you feel pretty raw and vulnerable with immediate family. Do you have anywhere else you can turn for support?
Online meetings can be lifesavers at times like this, just to feel less alone:
https://virtual-na.org/meetings/
There also parenting threads here, lots to read if you search “parenting”; this one started this year:
Is there a thread for parents on here?
Take care and remember you’re not alone. You’re a good person who deserves a good relationship with yourself. You deserve self-respect and safety.