wifiprobe spike

Measures network quality (RTT, jitter, loss, throughput) room-to-room. Not signal strength — no browser exposes that. See docs/architecture-notes.md.

1. Become the base station

Leave this device by the router, screen on. The walker's phone pairs to it.

2. Or join as walker with a code

If the camera won't scan the QR on the base station's screen, type its 6-character code here instead.