improve ephemeral os config

machines/ephemeral/minimal.nix

@@ -1,6 +1,10 @@
-{ pkgs, ... }:
+{ pkgs, modulesPath, ... }:
 
 {
+  imports = [
+    (modulesPath + "/installer/cd-dvd/channel.nix")
+  ];
+
   boot.initrd.availableKernelModules = [ "ata_piix" "uhci_hcd" "e1000" "e1000e" "virtio_pci" "r8169" ];
   boot.kernelParams = [
     "panic=30" "boot.panic_on_fail" # reboot the machine upon fatal boot issues
@@ -9,10 +13,20 @@
   ];
   boot.kernel.sysctl."vm.overcommit_memory" = "1";
 
+  boot.kernelPackages = pkgs.linuxPackages_latest;
+
   environment.systemPackages = with pkgs; [
     cryptsetup
     btrfs-progs
+    git git-lfs
+    wget
+    htop
+    dnsutils
+    pciutils
+    usbutils
+    lm_sensors
   ];
+
   environment.variables.GC_INITIAL_HEAP_SIZE = "1M";
 
   networking.useDHCP = true;
@@ -24,5 +38,5 @@
   };
 
   services.getty.autologinUser = "root";
-  users.users.root.openssh.authorizedKeys.keys = (import ../common/ssh.nix).users;
+  users.users.root.openssh.authorizedKeys.keys = (import ../../common/ssh.nix).users;
 }