added flakeRoot param

Author: tumble1999

nix/pkgs/default.nix

@@ -41,6 +41,7 @@
     rev = "main";
     hash = lib.getHash name;
   }),
+  flakeRoot?../..,
   ninecraft-extract ? ../../tools/extract.sh,
 }: rec {
   fetchApk = pkgs.callPackage ./fetchApk.nix {};