libkookie: update nom builder

infra/nom/default.nix

@@ -1,37 +1,7 @@
-with import <nixpkgs> {};
+with import ../libkookie {};
 
-let
-  mkRakuPackage = { name
-                  , version
-                  , src
-                  , buildInputs ? []
-                  , nativeBuildInputs ? []
-                  }: stdenv.mkDerivation {
-    pname = name;
-
-    inherit src version;
-
-    nativeBuildInputs = [ pkgs.makeWrapper ] ++ nativeBuildInputs;
-    buildInputs = with pkgs; [ rakudo ] ++ buildInputs;
-
-    # Raku programs are just-in-time compiled
-    dontBuild = true;
-
-    installPhase = ''
-      mkdir -p $out
-      
-      cp -r bin/ $out/
-      for bin in $out/bin/*; do
-        wrapProgram $bin --set RAKULIB $out/lib
-      done
-      
-      cp -r lib/ $out/
-    '';
-  };
-in
-
-mkRakuPackage {
-  name = "nom";
+buildRakuPackage {
+  pname = "nom";
   version = "0.1.0";
-  src = ./.;
+  src = ./.;  
 }