Remove mbuffer from packages

modules/networking.nix

@@ -3,9 +3,6 @@
 let password = builtins.readFile /var/lib/ddclient/token;
 
 in {
-
-  environment.systemPackages = with pkgs; [ mbuffer ];
-
   # Enable zeroconf
   services.avahi = {
     enable = true;

modules/periodic.nix

@@ -5,6 +5,14 @@ let
   blocklist = "${stateDir}/dnsmasq.blacklist.txt";
 
 in {
+  # PostgreSQL daily backups
+  services.postgresqlBackup = {
+    enable = true;
+    backupAll = true;
+    location = "/vault/backups/zion/databases";
+    startAt = "*-*-* 05:15:00";
+  };
+
   # Fetch hosts-blocklists daily
   systemd.services.download-dns-blocklist = {
     description = "Download hosts-blocklists";

modules/webstack.nix

@@ -158,14 +158,6 @@
     '';
   };
 
-  # PostgreSQL daily backups
-  services.postgresqlBackup = {
-    enable = true;
-    backupAll = true;
-    location = "/vault/backups/zion/databases";
-    startAt = "*-*-* 05:15:00";
-  };
-
   # Miniflux configuration
   services.miniflux = {
     enable = true;