The author might not be suggesting that you make decisions immediately before going to sleep, but rather suggesting you make certain decisions about the next mo

The author might not be suggesting that you make decisions immediately before going to sleep, but rather suggesting you make certain decisions about the next morning some time before you lay down. On the other hand, I have a strong morning routine that is largely driven from previous night preparation, and it doesn't bother my ability to sleep at all doing some minor decision-centric preparations right before bed.