WordPress is a fantastic way to start learning to code. You rarely need to learn more than one new thing at a time in order to get building, and you can always find one new skill to learn (or improve) with each new project.
Supporting Time Ranges for Manually Built Nova Value Metrics in Laravel
Manually built metrics in Nova don't support the time-range dropdown that the Nova helper functions support, and the Nova helper functions don't handle many<->many relationships well (at least not the way I needed).