Update configuration.nix

configuration.nix

@@ -6,18 +6,15 @@ in
 {
   imports = [ ./hardware-configuration.nix ];
   
-  # Critical boot settings for physical hardware
+  # Critical boot settings
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
   
-  # Generic kernel modules for maximum hardware compatibility
+  # Keep QEMU profile for testing, but make it work on physical hardware too
   boot.initrd.availableKernelModules = [ 
-    "xhci_pci" "ehci_pci" "ohci_pci" "ahci" "usb_storage" "sd_mod" "sr_mod"
-    "usbhid" "hid_generic" "hid_apple" "hid_logitech" "hid_cherry"
-    "uas" "nvme" "mmc_block" "rtsx_pci_sdmmc"
+    "ahci" "xhci_pci" "virtio_pci" "virtio_scsi" "usb_storage" "sd_mod" "sr_mod"
   ];
-  boot.kernelModules = [ ];
-  boot.extraModulePackages = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
   
   networking.hostName = "nixos-usb";
   networking.networkmanager.enable = true;
@@ -66,12 +63,13 @@ in
   # Allow unfree packages
   nixpkgs.config.allowUnfree = true;
   
-  # Essential packages (without openssh)
+  # Essential packages
   environment.systemPackages = with pkgs; [
     git
     vim
     curl
     wget
+    openssh
     rsync
     pciutils
     usbutils
@@ -96,7 +94,7 @@ in
   
   programs.firefox.enable = true;
   
-  # First-boot setup script without SSH components
+  # First-boot setup script with proper PATH setup
   environment.etc."first-boot-setup.sh".text = ''
     #!/run/current-system/sw/bin/bash
     set -e
@@ -129,7 +127,7 @@ in
   
   environment.etc."first-boot-setup.sh".mode = "0700";
   
-  # Auto-update script (unchanged)
+  # Auto-update script
   environment.etc."update-nixos-config.sh".text = ''
     #!/run/current-system/sw/bin/bash
     set -e
@@ -162,11 +160,18 @@ in
   
   environment.etc."update-nixos-config.sh".mode = "0700";
   
-  # First boot service
+  # First boot service with proper PATH
   systemd.services.first-boot-setup = {
     description = "One-time setup for cloned NixOS USB";
     script = "/etc/first-boot-setup.sh";
-    path = with pkgs; [ systemd git ];
+    path = with pkgs; [
+      systemd
+      git
+      nixos-install-tools  # Provides nixos-generate-config
+      coreutils
+      findutils
+      glibc
+    ];
     serviceConfig = {
       Type = "oneshot";
       RemainAfterExit = true;
@@ -179,6 +184,7 @@ in
   systemd.services.nixos-git-update = {
     description = "Update NixOS from Git config repository";
     script = "/etc/update-nixos-config.sh";
+    path = with pkgs; [ git nixos-install-tools coreutils ];
     serviceConfig = {
       Type = "oneshot";
       User = "root";