Enable prometheus node exporter by default

nixos/machines/ghatanothoa/configuration.nix

@@ -1,19 +0,0 @@
-flake-inputs:
-{config, pkgs, lib, ... }: {
-
-imports = [
-  ./hardware-configuration.nix
-  ../../modules/jitsi.nix
-  ../../roles
-  ./network.nix
-];
-
-  services.mathebau-jitsi = {
-    enable = true;
-    hostName = "meet.mathebau.de";
-  };
-
-# System configuration here
-  networking.hostName = "ghatanothoa";
-  system.stateVersion = "23.11";
-}

nixos/machines/ghatanothoa/hardware-configuration.nix

@@ -1,31 +0,0 @@
-{config, lib, pkgs, modulesPath, ...}: {
-  imports = [ ];
-
-  fileSystems."/" = {
-    device = "gha-root";
-    fsType = "tmpfs";
-    options = [ "size=1G" "mode=755" ];
-  };
-  fileSystems."/persist" = {
-    device = "/dev/disk/by-uuid/e0a160ef-7d46-4705-9152-a6b602898136";
-    fsType = "btrfs";
-    options = [ "subvol=persist" ];
-    neededForBoot = true;
-  };
-  fileSystems."/boot" = {
-    device = "/dev/disk/by-uuid/19da7f3a-69da-4fa8-bb68-b355d7697ba7";
-    fsType = "ext4";
-  };
-  fileSystems."/nix" = {
-    device = "/dev/disk/by-uuid/e0a160ef-7d46-4705-9152-a6b602898136";
-    fsType = "btrfs";
-    options = [ "subvol=nix" ];
-  };
-
-  swapDevices =
-    [{ device = "/dev/disk/by-uuid/e6e3ba6b-c9f5-4960-b56d-f49760d76a4a"; }];
-
-  nix.settings.max-jobs = lib.mkDefault 4;
-
-  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
-}

nixos/machines/ghatanothoa/network.nix

@@ -1,15 +0,0 @@
-# We sohuld put that config somewhere in roles and give it a parameter or something,
-# everyone gets the same nameserver and the same prefixLength and address vs defaultGateway alsways
-# depend on the same thing 
-{
-  imports = [ ];
-  networking = {
-    interfaces.enX0.ipv4.addresses = [ {
-      address = "192.168.0.25";
-      prefixLength = 16;
-    } ];
-    defaultGateway = "192.168.0.152";
-    nameservers = ["130.83.2.22" "130.83.56.60" "130.83.22.60" "130.82.22.63"];
-  };
-}
-

nixos/modules/jitsi.nix

@@ -1,55 +0,0 @@
-{pkgs, config, lib, modulesPath, ...}:
-let 
-  inherit (lib)
-    mkIf
-    mkEnableOption
-    mkOption
-    head;
-  inherit (lib.types) str;
-  cfg = config.services.mathebau-jitsi;
-in
-{
-  imports = [(modulesPath + "/services/web-apps/jitsi-meet.nix")];
-  
-  options.services.mathebau-jitsi = {
-    enable = mkEnableOption "mathebau jitsi service";
-    hostName = mkOption {
-      type = str;
-    };
-    localAddress = mkOption {
-      type = str;
-      default = (head config.networking.interfaces.enX0.ipv4.addresses).address;
-    };
-  };
-
-  config = mkIf cfg.enable {
-    services.jitsi-meet = {
-      enable = true;
-      hostName = cfg.hostName;
-      config = {
-        defaultLang = "de";
-      };
-    };
-    services.jitsi-videobridge = {
-      openFirewall = true;
-      nat = {
-        publicAddress = "130.83.2.184";
-        localAddress = cfg.localAddress;
-      };
-    };
-    environment.persistence.${config.impermanence.name} = {
-      directories = [
-        "/var/lib/jitsi-meet"
-        "/var/lib/prosody"
-      ];
-    };
-  #We are behind a reverse proxy that handles TLS
-    services.nginx.virtualHosts."${cfg.hostName}" = {
-      enableACME = false;
-      forceSSL = false;
-    };
-
-  #The network ports for HTTP(S) are not opened automatically
-    networking.firewall.allowedTCPPorts = [ 80 443 ];
-  };
-}