LOCAL WEB SERIAL
ESP32 serial monitor.
Desktop Chrome or Edge over HTTPS. Data stays in this browser. Close other serial programs first.
Not connected.
Ready.
For MAR boot confirmation use 115200 baud, press RESET, and look for “MeshAutoResponder (MAR) 1.1.1”. The node-facing PROTO stream is binary at 38400 and will look unreadable; do not mistake that for a firmware fault.