Scopes #176 down after recon (Autotune #69 + composite create-channel #63
already shipped): the remaining leg is the visual WYSIWYG rule builder.
Kodi one-level-nested model, compile-only to a closed Lucene subset (no
schema change), backed by a new read-only GET /api/v1/search/fields catalog.
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
