Migrate to snowfall lib

modules/nixos/system/security/polkit/default.nix

@@ -0,0 +1,10 @@
+{ pkgs, ... }: {
+  security.polkit.enable = true;
+  security.pam.services.swaylock = {
+    text = ''
+      auth include login
+    '';
+  };
+
+  environment.systemPackages = with pkgs; [ polkit_gnome ];
+}