Flake parts with x64 and ARM support for devshell on both Linux and Mac

nix/user/users.nix

@@ -0,0 +1,11 @@
+{ config, pkgs, ... }: {
+  users.users = {
+    sezycei = {
+      isNormalUser = true;
+      passwordFile = config.age.secrets.sezycei.path;
+      extraGroups = [ "wheel" ];
+      packages = with pkgs; [ byobu tmux stack ];
+    };
+    torrent = { isNormalUser = true; };
+  };
+}