Add pre-commit to dev requirements
Add pre-commit to dev requirements

bluebirrd/nau-timetable,bluebirrd/nau-timetable,bluebirrd/nau-timetable,bluebirrd/nau-timetable,bluebirrrrd/nau-timetable,bluebirrrrd/nau-timetable,bluebirrrrd/nau-timetable,bluebirrrrd/nau-timetable