cleanup network config

hardware-configuration.nix

@@ -29,6 +29,8 @@
 
   boot.initrd.availableKernelModules = [ "xhci_pci" "ahci" "nvme" "usb_storage" "usbhid" "sd_mod" ];
 
+  boot.kernel.sysctl."net.ipv4.conf.all.forwarding" = true;
+
   swapDevices =
     [ { device = "/dev/disk/by-uuid/7e34cdc3-bd48-435a-8ea2-e1fe43926262"; }
     ];