112
Using Home Assistant to protect from missile and drone attacks
(denysdovhan.com)
Home Assistant is open source home automation that puts local control and privacy first. Powered by a worldwide community of tinkerers and DIY enthusiasts. Perfect to run on a Raspberry Pi or a local server. Available for free at home-assistant.io
the actual Denys's post is on Reddit https://reddit.com/comments/1czm73v I also shared my solutions for the same automation in the comments.