{ inputs = { nixpkgs.url = "github:nixos/nixpkgs"; utils.url = "github:numtide/flake-utils"; naersk.url = "github:nix-community/naersk"; }; outputs = { self, nixpkgs, utils, naersk }: utils.lib.eachDefaultSystem (system: let pkgs = nixpkgs.legacyPackages."${system}"; naersk-lib = naersk.lib."${system}"; in rec { packages.amethyst = naersk-lib.buildPackage { pname = "amethyst"; root = ./.; nativeBuildInputs = with pkgs; [ openssl libsqlite pkg-config ]; }; defaultPackages = packages.amethyst; apps.amethyst = utils.lib.mkApp { drv = packages.amethyst; }; defaultApp = apps.amethyst; devShell = pkgs.mkShell { nativeBuildInputs = with pkgs; [ rustc cargo rustfmt clippy ]; }; }); }