{ description = "Nix on Debian config"; inputs = { nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable"; }; outputs = { self, nixpkgs, ... }: let system = "aarch64-linux"; pkgs = import nixpkgs { inherit system; }; in { devShells.${system}.default = pkgs.mkShell { buildInputs = with pkgs; [ git curl ]; }; packages.${system}.default = pkgs.buildEnv { name = "my-env"; paths = [ pkgs.htop pkgs.jq ]; }; }; }