Remove tierberg

nixos-configurations/lindberg-build/backup.nix

@@ -1,42 +0,0 @@
-{ config, pkgs, ... }:
-
-let
-  vnet = config.qois.meta.network.virtual.backplane.hosts;
-  systemTargets = [
-    "tierberg"
-  ];
-  systemJobs = builtins.listToAttrs (
-    map (backupHost: {
-      name = "system-${backupHost}";
-      value = {
-        repo = "borg@${vnet.${backupHost}.v4.ip}:.";
-        environment.BORG_RSH = "ssh -i /secrets/backup/system/ssh-key";
-
-        paths = [
-          "/etc"
-          "/home"
-          "/var"
-          "/secrets"
-        ];
-        exclude = [
-          "/var/tmp"
-          "/var/cache"
-          "/var/lib/atticd"
-          "/var/cache/nginx/nixpkgs-cache"
-        ];
-
-        doInit = false;
-        encryption = {
-          mode = "repokey";
-          passCommand = "cat /secrets/backup/system/password";
-        };
-
-        startAt = "07:06";
-        persistentTimer = true;
-      };
-    }) systemTargets
-  );
-in
-{
-  services.borgbackup.jobs = systemJobs;
-}

nixos-configurations/lindberg-build/default.nix

@@ -6,7 +6,6 @@
     ../../defaults/meta
 
     ./applications
-    ./backup.nix
     ./disko-config.nix
     ./networking.nix
     ./secrets.nix