Plenty of EU states already have a constitution in which this proposal would be de facto unconstitutional.
The issue is what is the European Commission willing to do in order to guarantee that fat contract check goes to Palantir or Thorn or whoever has the best quid pro quo of the day.
This is not Stasi this is Tech billionaires playing kings and buying the EC and Europol for pennies on the dollar and with it the privacy of virtually every citizen of zero interest for law enforcement or agencies.