feat(lib): Separate rootKeys

lib/default.nix

@@ -3,24 +3,27 @@ _:
 let
   sources = import ../npins;
 
-  nix-lib =
+  lib =
     (import sources.nix-lib {
       inherit ((import sources.nixpkgs { })) lib;
 
       keysRoot = ../keys;
     }).extra;
+
+  meta = import ../meta;
 in
-nix-lib
-// (with nix-lib; {
+lib
+// rec {
   # Get publickeys associated to a node
   getNodeKeys =
     node:
     let
-      meta = import ../meta;
       names =
         builtins.foldl' (names: group: names ++ meta.members.groups.${group})
           (meta.nodes.${node}.admins ++ [ "/machines/${node}" ])
-          (meta.nodes.${node}.adminGroups ++ [ "root" ]);
+          meta.nodes.${node}.adminGroups;
     in
-    getAllKeys names;
-})
+    rootKeys ++ (lib.getAllKeys names);
+
+  rootKeys = lib.getAllKeys meta.members.groups.root;
+}