Ladybug 0.19 DROP INDEX leaves `_0_Leaf_vec_UPPER` / `0_id_docs` in catalog so CREATE fails while SHOW_INDEXES omits the index; create_fts_and_vector used to swallow that. Never drop FTS/VECTOR; ensure_indexes after upserts; rebuild = delete kb.lbug. Add compose.edelweiss.yml + regression tests. Co-authored-by: Cursor <cursoragent@cursor.com>