icloud-calendar-private-api
===========================
/etc/icloudcalendarapi
/var/lib/icloudcalendarapi

/etc/icloudcalendarapi/config.example.toml
/usr/bin/icloud-calendar-private-api
/usr/bin/icloud-calendar-private-cli
/usr/lib/systemd/system/icloud-calendar-private-api.service