Let's use the standard auto-update instead

nixos/hosts/queen/configuration.nix

@@ -98,20 +98,11 @@
   ];
 
   # Create an auto-update systemd service that runs every day
-  systemd.services = {
+  system.autoUpgrade = {
-    updater = {
+    flake = "git+https://git.lillianviolet.dev/Lillian-Violet/NixOS-Config.git";
-      path = [
+    dates = "daily";
-        pkgs.rebuild
+    enable = true;
-        pkgs.nix
+    system.autoUpgrade.dates = "Sat *-*-1..7,15..21 01:00:00";
-        pkgs.bash
-        pkgs.git
-        pkgs.gnutar
-        pkgs.xz.bin
-        config.nix.package.out
-      ];
-      script = "bash /run/current-system/sw/bin/systemd-rebuild";
-      startAt = "daily";
-    };
   };
 
   # Enable networking

pkgs/default.nix

@@ -5,6 +5,5 @@ pkgs: {
   dvt = pkgs.callPackage ./dvt {};
   servo = pkgs.callPackage ./servo {};
   rebuild = pkgs.callPackage ./rebuild {};
-  systemd-rebuild = pkgs.callPackage ./systemd-rebuild {};
   install-nix = pkgs.callPackage ./install-nix {};
 }

pkgs/systemd-rebuild/default.nix

@@ -1,22 +0,0 @@
-{
-  lib,
-  stdenv,
-  writeShellApplication,
-}:
-writeShellApplication
-{
-  name = "systemd-rebuild";
-
-  runtimeInputs = [];
-
-  text = ''
-    # A rebuild script for NixOS for use of the systemd service
-    systemd-inhibit rm -rf /tmp/rebuild
-    systemd-inhibit git clone https://git.lillianviolet.dev/Lillian-Violet/NixOS-Config.git /tmp/rebuild
-    systemd-inhibit echo "NixOS Rebuilding..."
-    systemd-inhibit nixos-rebuild switch --flake /tmp/rebuild/#
-    systemd-inhibit echo "Cleaning up repository in '/tmp/rebuild'..."
-    systemd-inhibit rm -rf /tmp/rebuild
-    systemd-inhibit echo "NixOS Rebuilt OK!"
-  '';
-}