{ inputs, ... }: { nix = { extraOptions = '' experimental-features = nix-command flakes ''; registry.nixpkgs.flake = inputs.nixpkgs; settings = { keep-outputs = true; keep-derivations = true; }; }; nixpkgs.overlays = with inputs; [ nix.overlays.default (import ./overlay.nix) ]; # Allow all the things nixpkgs.config.allowUnfree = true; }