services: add postgres-backup

configuration.nix

@@ -93,6 +93,8 @@
     };
     # The whole *arr software suite
     pirate.enable = true;
+    # Regular backups
+    postgresql-backup.enable = true;
     # Usenet client
     sabnzbd.enable = true;
     # Torrent client and webui

services/default.nix

@@ -9,6 +9,7 @@
     ./nextcloud.nix
     ./nginx.nix
     ./pirate.nix
+    ./postgresql-backup.nix
     ./sabnzbd.nix
     ./transmission.nix
   ];

services/postgresql-backup.nix

@@ -0,0 +1,16 @@
+# Backup your data, kids!
+{ config, lib, ... }:
+let
+  cfg = config.my.services.postgresql-backup;
+in
+{
+  options.my.services.postgresql-backup = {
+    enable = lib.mkEnableOption "Backup SQL databases";
+  };
+
+  config = lib.mkIf cfg.enable {
+    services.postgresqlBackup = {
+      enable = true;
+    };
+  };
+}