Record Aug 15 measurement showing Phases 1–2 missed success targets, Phase 3 code is live with 15% embedding backfill and zero L0 traffic yet.
Co-authored-by: Cursor <cursoragent@cursor.com>
Add pgvector embeddings on cards, server-side cohere/embed-v4.0 via AI
Gateway, kNN identify route, and L0→L1→L2 client orchestration with
empty-index fast escalate and id-cursor backfill job.
Co-authored-by: Cursor <cursoragent@cursor.com>