Recommended: the green button opens one reusable tab and walks it through every feature (~4s each), firing each detection in turn — no pop-up-blocker fight. Keep /bdr open in another tab; detections appear as it goes. Look-alike (NAV) pages won't finish loading — that's expected, the detection already fired. You can press Stop anytime.
Driven by data/catalog.js — serve via the test server (e.g. :4005), not file://