PBS's _spying on the homefront_ piece from 2007 already described this very kind of omniscient private database.
The government itself isn't constitutionally allowed to build or run anything of the kind, but it can commission friends in the private sector to do one and query it with little to no oversight
I am definitely not uploading my face and ID on Discord or any site
They went from warrant, to FISA, to just write a request about a name, to more or less describe a vague group of ppl on whom you want the data
You should watch this show. It's available online and pretty informative.
If things weren't bad enough in 2007, things that have changed since then are most notably the cloud act that was created, Ring that started to "backup" your home CCTV in the cloud, then also Ring that enabled so called "Search Parties" and made a superball ad about it