Convert an existing wired doorbell into a smart doorbell using ESPHome

Submitted ⁨⁨2⁩ ⁨years⁩ ago⁩ by ⁨bot@lemmy.smeargle.fans [bot]⁩ to ⁨hackernews@lemmy.smeargle.fans⁩

https://frenck.dev/diy-smart-doorbell-for-just-2-dollar/