Visio is based on the open source project La Suite Meet powered by LiveKit. It seems that the government will be opting to use the French hosted version, instead of hosting it in-house themselves.
It is time though that countries started taking their digital sovereignty more seriously and evaluated their over reliance on foreign country cloud services. Generally moving to someone else’s cloud service, means not only your data is locked in there, but there is a tendency for the users to lose their own in-house IT skills, and for funds to just move offshore.