Update building to use builder.sh

default.nix

@@ -4,13 +4,9 @@ nixpkgs.stdenv.mkDerivation rec {
   name = "cookbook";
   src =  ./.;
   buildInputs = [ nixpkgs.texlive.combined.scheme-full ];
-  buildPhase = ''
-export TEXINPUTS="./texmf/:$\{TEXINPUTS\}"
-
-lualatex document
-makeglossaries document
-makeindex document
-lualatex document
-lualatex document
+  buildPhase = ./builder.sh;
+  installPhase = ''
+  mkdir $out
+  cp document.pdf $out/
 '';
 }