Nope. No scripts.
Just add:
- type: vertical-stack
cards:
- type: glance
title: Maintenance
show_header_toggle: false
show_state: false
entities:
- entity: zone.home
icon: 'mdi:restart'
name: Home Assistant
tap_action:
action: call-service
service: homeassistant.restart
Correct indentation, based on your ui-lovelace.yaml