Prednisone magnified my anxiety when I was first taking it. If the pred is contributing to your anxiety, that should lessen a bit as you decrease your dosage.
I'm still recovering from my worst flare and on hard days I repeated to myself:
I can do this! Whatever "this" is, and however long it takes.
You can do it too, no matter what "this" encompasses each day. And I envy that you have the support of a husband as you adapt to it all. Welcome to the forum...