I'm very proud of myself , I smoked cigarettes before I got pregnant like a pack a day . But once I…

I'm very proud of myself , I smoked cigarettes before I got pregnant like a pack a day . But once I found out I was pregnant at 4 weeks I haven't smoked one . I'll be 7 months next Wednesday so I've went almost 7 months without a cigarette . Its hard because i still crave them but I just can't do that to my baby