fix nix errors

nixos/common/users/default.nix

@@ -47,6 +47,7 @@
     helix
     htop
     ncdu
+    psmisc
     ripgrep
     rsync
     zoxide

nixos/hosts/olympus/bastion/configuration.nix

@@ -34,7 +34,7 @@ in {
   # this value at the release version of the first install of this system.
   # Before changing this value read the documentation for this option
   # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
-  system.stateVersion = "21.05"; # Did you read the comment?
+  system.stateVersion = "22.11"; # Did you read the comment?
 
   virtualisation.podman = {
     enable = true;

nixos/util.nix

@@ -10,10 +10,10 @@ let
       import_cases = {
         "lxc" = [
           "${nixpkgs}/nixos/modules/virtualisation/lxc-container.nix"
-          ./nixos/common/generic-lxc.nix
+          ./common/generic-lxc.nix
         ];
         "vm" = [
-          ./nixos/common/generic-vm.nix
+          ./common/generic-vm.nix
         ];
         "local" = [
           home-manager.nixosModules.home-manager
@@ -23,8 +23,8 @@ let
     in
     { hostname, realm, profile ? hostname, type ? "lxc", ... }: [
       mailserver.nixosModules.mailserver
-      ./nixos/common
-      "${./.}/nixos/hosts/${realm}/${profile}/configuration.nix"
+      ./common
+      "${./.}/hosts/${realm}/${profile}/configuration.nix"
     ] ++ import_cases.${type};
 in
 {