Update configuration.nix

configuration.nix

@@ -57,19 +57,33 @@ in
   nixpkgs.config.allowUnfree = true;
 
   environment.systemPackages = with pkgs; [
-    git vim curl wget openssh
-    obsidian libreoffice keepassxc thunderbird tor-browser inkscape gimp pdfarranger
-    epiphany gnomeExtensions.gsconnect gnomeExtensions.dash-to-dock
+    git
+    vim
+    curl
+    wget
+    openssh
+    obsidian
+    libreoffice
+    keepassxc
+    thunderbird
+    tor-browser
+    inkscape
+    gimp
+    pdfarranger
+    epiphany
+    gnomeExtensions.gsconnect
+    gnomeExtensions.dash-to-dock
   ];
 
   programs.firefox.enable = true;
 
-  # Auto-update script with correct NIX_PATH
+  # === Auto-update script with full PATH and NIX_PATH ===
   environment.etc."update-nixos-config.sh".text = ''
     #!/run/current-system/sw/bin/bash
     set -e
 
-    # Use the standard NixOS channel path for nixpkgs
+    # Ensure all system tools are available
+    export PATH="/run/current-system/sw/bin:/nix/var/nix/profiles/default/bin"
     export NIX_PATH="nixpkgs=/nix/var/nix/profiles/per-user/root/channels/nixos"
 
     LOCAL_PATH="/var/lib/nixos-config"
@@ -98,7 +112,7 @@ in
   '';
   environment.etc."update-nixos-config.sh".mode = "0700";
 
-  # Simple systemd service — no 'path', no 'environment'
+  # === Systemd service (simple, no extra path needed) ===
   systemd.services.nixos-git-update = {
     description = "Update NixOS from public Git config";
     script = "/etc/update-nixos-config.sh";