- task add: Ensure task type provided exist and raise otherwise
- grab_next_visits: Open lister name and instance name filtering
- send-to-celery: Adapt to schedule from lister name & instance_name
- Ensure origins are not visited faster than twice a day
- Refresh task type data from the database every time recurrent tasks are run
- Use json instead of msgpack for serializers
- pre-commit, tox: Bump pre-commit, codespell, black and flake8