New version (flux.sh is in bin/ )

flux.sh

#!/usr/bin/env bash
set -e

# Main flux script

# Look for scripts in this directory
BINDIR="$(dirname "$0")"
LIBDIR="$(dirname ${BINDIR})/lib"

# Execute commands
# ...

fluxscript.nix

{ pkgs, stdenv}:

let

    version = "0.0.1";


in stdenv.mkDerivation 
{

    name = "flux-${version}";

    src = ./.;

    phases = [ "installPhase" ];


    installPhase =
        ''
            mkdir -p $out/
            cp -R ./bin $out/.
            cp -R ./lib $out/.
        '';
    
}