Can you go and sit by a river just to get yourself out of the house?
You are in a funk and there are steps you can take that may be uplifting, even if only for a short time.
Good that you have not relapsed, because every time you do drink again takes you back to misery.
Yes, it is very hard to stay sober.
To make it easier to maintain sobriety you need to replace the drinking with other experiences.
Stuff that busies the mind.
Go for a walk into the mountains, attend free local sports matches, watch a rowing/yachting regatta.