The Postgres GitHub example has 2 .nix files

root app
![image690x462]( upload:// apUOajHogbmoke2nRx37bQnErft.png) (as a new user, I can’t upload this, delete the space after :// to see it.)

![image690x462]( upload:// apUOajHogbmoke2nRx37bQnErft.png) (as a new user, I can’t upload this, delete the space after :// to see it.)|

The Postgres GitHub example has 2 .nix files, which ones is used?

They’re nested and:

root uses: channel = “stable-23.11”;
app uses: channel = “stable-24.05”

it’s confusing, whats going on with the ‘double project’?