Wire catalog tags into the clip pools — the new footage was unreachable

Paul: "I don't see anything new yet." Correct: the 97 sourced avant-garde/3D windows carry their genre tags in stream-catalog.json, but the live pool builder read only the kernel's GENRE_CLIPS table — the new clips were loaded, indexed, and never selectable.

▶ Play it: Highway Heat Death — where the synthesis is the identity, not the decoration https://stellate.app/?genre=synthwave&seed=4248&path=859.9909,878.9942,840.9942&xdur=13.122

528faf5 https://github.com/aboard-io/stellate/commit/528faf584bde6aa3686c4fff401a54109a7ff2e0