I’m not seeing the rotation grid... says “category not included in any clock” or something like that for each category?

This is because you don’t have your Dayformat(s) entered into the Default Dayformat grid. There is a slot for each of the seven days of the week. Most stations have three Dayformats, one for Weekdays, one for Saturday and one for Sunday. Some stations have a different Dayformat for every day of the week. And a few stations use the same dayformat on all seven days, which is what you are doing at the moment. Here’s a screen shot showing how to fix it…