add cronjob

modules/services/ente.nix

@@ -0,0 +1,19 @@
+{ config, pkgs, lib, inputs, ... }:
+with lib;
+let
+  cfg = config.custom.services.ente;
+in
+{
+  options.custom.services.ente = {
+    enable = mkEnableOption "Enables ente";
+  };
+  config = lib.mkIf cfg.enable {
+    services.cron = {
+      enable = true;
+      systemCronJobs = [
+        "0 23 * * *      root    /data/ente/backup/backup.sh"
+        "0 23 * * *      root    /data/ente-public/backup/backup.sh"
+      ];
+    };
+  };
+}