upd

modules/nixos/homeassistant/services/thread/default.nix

@@ -11,10 +11,6 @@ let
   name = "otbr";
   cfg = config.${namespace}.services.${name};
 
-  otbrPackage =
-    pkgs.callPackage "${inputs.nixpkgs-otbr}/pkgs/by-name/op/openthread-border-router/package.nix"
-      { };
-
   otbrConfig = lib.${namespace}.mkModule {
     inherit config name;
     description = "Openthread border router";
@@ -24,8 +20,9 @@ let
     moduleConfig = {
       services.openthread-border-router = {
         enable = true;
-        backboneInterface = "enp2s0";
-        package = otbrPackage;
+        backboneInterfaces = [
+          "enp2s0"
+        ];
         rest = {
           inherit (cfg) listenAddress;
           listenPort = cfg.restPort;
@@ -45,7 +42,6 @@ let
 in
 {
   imports = [
-    "${inputs.nixpkgs-otbr}/nixos/modules/services/home-automation/openthread-border-router.nix"
     otbrConfig
   ];
 }

modules/nixos/system/default.nix

@@ -31,7 +31,6 @@ in
         nil
         nix-output-monitor
         nixos-anywhere
-        qemu
         udisks2
         unzip
       ]

modules/nixos/user/default.nix

@@ -110,6 +110,7 @@ in
 
           extraGroups = [
             "dialout"
+            "uucp"
             "wheel"
             "keys"
             "networkmanager"

modules/nixos/virtualization/default.nix

@@ -1,8 +1,12 @@
-{ lib, ... }:
+{ lib, pkgs, ... }:
 {
   # Virtualisation configuration
   virtualisation = {
-    libvirtd.enable = lib.mkDefault true;
+    libvirtd = {
+      enable = lib.mkForce false;
+      package = pkgs.stable.libvirt;
+      qemu.package = pkgs.stable.qemu;
+    };
     podman.enable = lib.mkDefault true;
     waydroid.enable = lib.mkDefault false;
   };