{ inputs = { naersk.url = "github:nmattia/naersk/master"; nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable"; utils.url = "github:numtide/flake-utils"; }; outputs = { self, nixpkgs, utils, naersk }: utils.lib.eachDefaultSystem (system: let pkgs = import nixpkgs { inherit system; }; naersk-lib = pkgs.callPackage naersk { }; in { defaultPackage = naersk-lib.buildPackage ./.; defaultApp = { type = "app"; program = "${self.defaultPackage."${system}"}/bin/deploy"; }; }); }