Add shutdown timer to droppie

hosts/droppie/nextcloud-web-tunnel.nix

@@ -1,5 +1,7 @@
-{ pkgs, ... }:
-
+{ pkgs, config, ... }:
+let
+  psCfg = config.pub-solar;
+in
 {
   config = {
     services.openssh.knownHosts = {

hosts/droppie/restic-backup.nix

@@ -43,7 +43,7 @@ in
 
   systemd.timers."shutdown-after-backup" = {
     enable = true;
-    serviceConfig = {
+    timerConfig = {
       OnCalendar = "3..9:*";
     };
   };