info: final: prev:
rec {
  inherit (builtins) attrValues attrNames getFlake typeOf;
  currentSystem = info.currentSystem;

  dragnpkgs = getFlake "dragnpkgs";
  dragnpkgs-unstable = getFlake "dragnpkgs-unstable";
  pkgs = dragnpkgs.legacyPackages.${currentSystem};
  pkgs-unstable = dragnpkgs-unstable.legacyPackages.${currentSystem};
  inherit (pkgs) lib;

  f = getFlake "git+file:${builtins.getEnv "PWD"}";
  fp =
    if (builtins.hasAttr "legacyPackages" f) then
      f.legacyPackages.${currentSystem}
    else
      f.packages.${currentSystem};
  fs = f.devShells.${currentSystem};
}