He actually decided to get a job as an Amazon warehouse worker for 6 weeks for exactly the reason OP is struggling with: to get structure.
> In November, I suddenly thought, "I should at least get some sort of job somewhere just to have some regularity to my schedule, to enforce some daily practices". My number one priority was just to have structured work that would force me to get up every day—work that was very different from white collar jobs, in that I did not want to be asked to make a lot of decisions everyday.
> I didn't want the stress of managing people and teams. I didn't want the politics of subjective decisions being debated amongst team members. I wanted literally to be told what to do every day and I wanted that structure to be rigorous. I strongly felt that would help me get out of my depression.
https://www.jasonshen.com/120/
Update: posted this on HN since it seems to resonate https://news.ycombinator.com/item?id=33072083