Imports github.com/emersion/go-ical github.com/emersion/go-message/mail github.com/emersion/go-vcard github.com/emersion/go-webdav github.com/emersion/go-webdav/caldav github.com/emersion/go-webdav/carddav github.com/hashicorp/go-uuid gopkg.in/ini.v1 Standard library imports fmt net/http os os/exec path path/filepath strings