Welcome to SR, dwtbd, and well done on day 2. Thanks for sharing -- there's no need to apologise for posting as much as you like. Like you say, this is an outlet. That's what SR is here for. Sometimes we just need to let it all out.
Yes, towards the end my hangovers turned into withdrawals too, because of the kindling effect. I know that if I don't pick up that first drink, I never have to go through that again.