Good morning Rlong!
Have you started thinking about boundaries to protect yourself a bit from the upheaval of his addiction?
You can tell him he can't come home if he doesn't finish the program. As a wife, that's a reasonable demand. What do you think?
Worrying is like praying for what you don't want. Try to start stating what you want and putting boundaries in place to protect your peace of mind.
Resentments don't go away overnight or in a 28 day break. When I worked on my resentments I discovered at the heart of each one was anger at myself for putting up with BS. Unloading on my recovering A was not the way to let them go.