Networking updates. Postrun debugging info.

templates/nix-config/configuration.nix

@@ -172,5 +172,5 @@
   # Enable auto nix-store optimization
   nix.settings.auto-optimise-store = true;
 
-  system.stateVersion = "25.05";
+  system.stateVersion = "25.11";
 }

templates/nix-config/misc/networking.nix

@@ -6,14 +6,12 @@
 
   networking.networkmanager.enable = false;
 
-  networking.nftables.enable = true;
-  networking.firewall.enable = true;
-
   # Allow rootless containers to bind to port 53 and up
   boot.kernel.sysctl."net.ipv4.ip_unprivileged_port_start" = 53;
 
   # Bridge configuration for VMs
   networking.bridges.br0.interfaces = [ "TARGET_INTERFACE" ];
+  networking.interfaces."TARGET_INTERFACE".useDHCP = false;
   networking.interfaces.br0.useDHCP = false;
   networking.nameservers = [ "HOME_SERVER_IP" "9.9.9.9" ];
   networking.interfaces.br0.ipv4.addresses = [{
@@ -25,8 +23,11 @@
     interface = "br0";
   };
 
+  networking.nftables.enable = true;
+
   # Open ports in the firewall
   networking.firewall = {
+    enable = true;
     allowPing = true;
     allowedTCPPorts = [ 53 80 443 ];
     allowedUDPPorts = [ 53 443 ];