Update DEBIAN/postinst

DEBIAN/postinst

@@ -1,7 +1,10 @@
 #!/bin/sh
 
-set +e
+set -e
 
-# Script executado pós instalação
 interface=$(ip -o -4 route show to default | awk '{print $5}')
-systemctl enable --now wol@$interface.service
+
+# Install and start the systemd service
+if ! systemctl enable --now wol@$interface.service; then
+    echo "Warning: Failed to start your-service.service" >&2
+fi