A PZEM-004T energy monitor with live dashboard, local history, and Home Assistant integration, built as an Orbit OS app instead of Docker. Story A guided-setup, Home-Assistant-ready energy monitor for PZEM-004T meters, built on a real embedded device without ever touching a Dockerfile. I wanted to turn a cheap PZEM-004T meter into something I could install once, leave running, and actually use every day. I wired one up to a Raspberry Pi running Orbit OS, and what came out the ...