NA works out each location's expected Waves Tune programs (campus_tune) and serves them at /api/tune/<id>; locations fetch their list, read ProPresenter through Companion's connection, and compare with a MIDI witness on the FOH Mac (SC FOH now; WS FOH needs the Command Line Tools first). FOH KEY WRONG / FOH GOT NO KEY. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>