{ config, pkgs, ... }: { networking.firewall = { allowedTCPPorts = [ 7326 8008 8009 8443 ]; }; environment.systemPackages = with pkgs; [ gnome-network-displays gst_all_1.gstreamer gst_all_1.gst-plugins-base gst_all_1.gst-plugins-good gst_all_1.gst-plugins-bad gst_all_1.gst-plugins-ugly gst_all_1.gst-libav gst_all_1.gst-vaapi ]; environment.variables = { GST_PLUGIN_PATH = "/run/current-system/sw/lib/gstreamer-1.0/"; }; }