Some minor changes to aragorn host

- guix-daemon: lower number of build users, as I've consistently seen
  the builds not finishing quickly enough
- swap out sudo for sudo-rs (just trying out stuff for fun)
- add more packages for follie user

hosts/aragorn/default.nix

@@ -71,8 +71,11 @@
     # Ref: https://github.com/NixOS/nixpkgs/issues/263359
   };
 
-  # TODO: look into sudo-rs
-  security.sudo.execWheelOnly = true;
+  # Trying out the hot new sudo "rewritten in Rust"
+  security.sudo-rs = {
+    enable = true;
+    execWheelOnly = true;
+  };
 
   # Not as horrifying as SELinux, and way less effective
   security.apparmor.enable = true;
@@ -147,7 +150,7 @@
   # Such a crime, using Guix on a NixOS system
   services.guix = {
     enable = true;
-    nrBuildUsers = 16; # The number of this machine's CPU cores
+    nrBuildUsers = 8;
   };
 
   # TODO: enable libvirt and incus services (use modular libvirt daemons)

hosts/aragorn/users/follie.nix

@@ -10,8 +10,6 @@
     buf
     cargo
     chafa
-    clang
-    clang-tools
     cosign
     coursier
     croc
@@ -38,6 +36,7 @@
     imagemagick
     kdePackages.akregator
     kdePackages.konversation
+    kdePackages.neochat
     kdePackages.tokodon
     keepassxc
     kubectl
@@ -45,6 +44,7 @@
     kubernetes-helm
     ldns # provide drill binary
     libarchive
+    libclang
     linuxkit
     lua54Packages.lua
     mbuffer
@@ -81,6 +81,7 @@
     tanka
     taplo
     templ
+    testdisk-qt
     tokei
     tor-browser
     tree-sitter