Calendar external public link not working

Since the Outage, Murena calendar external link to share for public access no longer works. It was working before.
When opening the link in a browser window I still get the error

Something’s broken; we’re on it!

We apologize for this unforeseen unavailability.
Our team is all hands looking at restoring our service as soon as possible.
During this operation, you will not be able to access the application, including any personal data stored in it. We apologize for the inconvenience.

Is it a feature waiting to be restored? Any estimated time?

Thank you

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