Zeitgeist is a service which logs the users's activities and events (files opened, websites visites, conversations held with other people, etc.) and makes relevant information available to other applications.
To install zeitgeist, run the following command in macOS terminal (Applications->Utilities->Terminal)
sudo port install zeitgeist
To see what files were installed by zeitgeist, run:
port contents zeitgeist
To later upgrade zeitgeist, run:
sudo port selfupdate && sudo port upgrade zeitgeist
Reporting an issue on MacPorts Trac
The MacPorts Project uses a system called Trac to file tickets to report bugs and enhancement requests.
Though anyone may search Trac for tickets, you must have a GitHub account in order to login to Trac to create tickets.