Corrects the tooling-pass section's acceptance note: 'window closes silently =
GO' described the bug, not the check. Adds the morning sequence (start the
surface driver, press the icon once, read check-audio, then the 2h arc) and
three learnings -- the positive-marker rule for any wrapper that closes on
success, the wrong-port-draws-a-confident-wrong-picture class, and the fence
that stops a profile repair becoming a silence.