{ inputs = { nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable"; flake-parts.url = "github:hercules-ci/flake-parts"; }; outputs = inputs @ {...}: inputs.flake-parts.lib.mkFlake {inherit inputs;} { systems = ["x86_64-linux"]; perSystem = { pkgs, ... }: { packages.default = pkgs.callPackage ./default.nix {}; }; }; }