A major emphasis of Chanukah is Pirsumei Nissa. Most years this would include Menorah lightings in the most public places possible, and events which promote the spirit of Chanukah. However, due to the war, it is more important to adhere to the government officials relevant for one’s country or city.
If permissible by the authorities, one should try to participate in these activities and help ensure their success, even if this requires