Keep the datepicker to go to another week (and also keep picking a date, not just the week), but add a pivot with the five days of the current week, to get to the next day faster.
TODO after c833226:
[x] Hide the loading indicator when loading is done.
[ ] Restyle to make all headers visible at the top (preferably fully stretched out, this is mainly for narrow UI)
[ ] Navigating back should get the user back to the original date, not the Monday of that week
Keep the datepicker to go to another week (and also keep picking a date, not just the week), but add a pivot with the five days of the current week, to get to the next day faster.
TODO after c833226: