Welcome!
You will find tons of support here... So many great and interesting people to interact with.
In the beginning..... Rack up some sober time.
It is amazing how "everything" becomes "easier" sober.
Addiction is a process.... It takes time to reverse it. Become sober first .... Then you can work on the "past". But be clean first. (Work on one thing at a time).
Perhaps you can find help via your Doctor, AA and reading here on SR.
Start putting a Sober plan together.