Using Hydra to build custom images

Building custom images You can build images with either the legacy (non-flake) and flake method, there are a few great resources such as nix.dev and NixOS Wiki . For example if we wanted a minimal (CLI only) ISO for x86_64 with helix and git we can do that here: 1 { 2 description = " Minimal NixOS installation media " ; 3 inputs . nixpkgs . url = " github:NixOS&#x2F;nixpkgs&#x2F;nixos-25.05 " ; 4…