ender-ml change, update flake, added tmux config

hosts/ender-ml/configuration.nix

@@ -177,7 +177,7 @@
     enable = true;
     host = "0.0.0.0";
     openFirewall = true;
-    package = pkgs-unstable.ollama-cuda;
+    package = pkgs.ollama-cuda;
     environmentVariables = {
       CUDA_VISIBLE_DEVICES = "0,1";
     };

hosts/ender-ml/hardware-configuration.nix

@@ -1,10 +1,6 @@
-# Hardware profile for ender-ml (QEMU/KVM VM).
-#
-# Filesystems, swap, and boot-related disk config are intentionally NOT
-# declared here — they are owned by disko via ./disko-config.nix, which
-# sets config.fileSystems / config.swapDevices / config.boot when
-# disko.enableConfig = true (the default). Keep this file limited to
-# kernel modules and platform settings that disko does not manage.
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
 {
   config,
   lib,
@@ -16,7 +12,7 @@
     (modulesPath + "/profiles/qemu-guest.nix")
   ];
 
-  boot.initrd.availableKernelModules = ["uhci_hcd" "ehci_pci" "ahci" "virtio_pci" "virtio_scsi" "sd_mod" "sr_mod"];
+  boot.initrd.availableKernelModules = ["uhci_hcd" "ehci_pci" "ahci" "xhci_pci" "virtio_pci" "virtio_scsi" "sd_mod" "sr_mod"];
   boot.initrd.kernelModules = [];
   boot.kernelModules = [];
   boot.extraModulePackages = [];