Runner updated and eurovote

hosts/pi-main/default.nix

@@ -95,6 +95,9 @@
   # CI/CD
   homey.giteaRunner.enable = true;
 
+  # Eurovision voting app
+  homey.eurovote.enable    = true;
+
   # Monitoring stack
   homey.uptimeKuma.enable  = true;
   homey.ntfy.enable        = true;
@@ -186,7 +189,17 @@
 
   # hdparm -B udev rule removed: USB-SATA bridges often don't support APM
   # commands and hdparm can hang indefinitely, causing boot-time crashes.
-  environment.systemPackages = [ pkgs.hdparm ];
+  environment.systemPackages = [ pkgs.hdparm pkgs.tmux ];
+
+  systemd.services.nextcloud-generate-previews = {
+    description = "Generate missing Nextcloud preview thumbnails";
+    after       = [ "podman-nextcloud.service" ];
+    requires    = [ "podman-nextcloud.service" ];
+    serviceConfig = {
+      Type      = "oneshot";
+      ExecStart = "${pkgs.podman}/bin/podman exec -u www-data nextcloud php occ preview:generate-all";
+    };
+  };
 
   # -------------------------------------------------------------------------
   # Local DNS overrides (optional — makes LAN clients hit the Pi directly