{ description = "Template for a nix package"; inputs = { nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable"; flake-utils.url = "github:numtide/flake-utils"; }; outputs = { self, nixpkgs, flake-utils, ... }: flake-utils.lib.eachDefaultSystem (system: let pkgs = import nixpkgs { inherit system; }; in with pkgs; { devShells.default = mkShell { packages = [ ]; }; packages = { default = self.packages."${system}".package; "package" = pkgs.callPackage ./package.nix { }; }; }); }