Ghost in the Rooms: An mmWave Presence Mesh
You'll walk away with: A mesh of mmWave radar nodes that knows WHERE people are in a room — actual X/Y positions and named zones like desk, couch, and doorway — feeding Home Assistant automations that keep the lights and heat on while you sit perfectly still, and never do the classic motion-sensor thing of plunging you into darkness because you stopped moving. Every line of ESPHome firmware and Home Assistant logic was written by Claude Code.
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