add obisidian

util/create.nix

@@ -8,9 +8,9 @@ in
 {
   systems =
     definitions:
-    lib.mapAttrs (
+    nixpkgs.lib.mapAttrs (
       name: info:
-      lib.nixosSystem {
+      nixpkgs.lib.nixosSystem {
         specialArgs = {
           inherit inputs;
           userPkgs = recursivePkgs ../pkg;