I retrofit my 20 year old garage door opener with a $13 Shelly switch (Shelly 1 Gen3 ). Now my garage door is smart with zero outside dependencies. Blog post I

I retrofit my 20 year old garage door opener with a $13 Shelly switch (Shelly 1 Gen3 ). Now my garage door is smart with zero outside dependencies. Blog post I used as reference: https://simplyexplained.com/blog/make-garage-door-opener-smart-shelly-esphome-home-assistant/ https://simplyexplained.com/blog/make-garage-door-opener-sma...