834b0d4865
Core search changes: - Replace RRF with score-based merge (max of semantic/keyword/identity) - Add video title ILIKE search for brand/name queries (score 0.9) - Add /api/v1/search/llm-smart endpoint with Gemma 4 re-ranking - Fix LLM JSON parsing (markdown fences, empty responses) Infrastructure: - Rebuild Qdrant collection (clear 347K contaminated points) - Add dotenv loading to main.rs for config parity - Implement store_pre_chunk in postgres_db.rs Pipeline module (WordPress): - store-asrx, rule1, vectorize, phase1, complete endpoints - CLI commands for pipeline operations Docs: - SEARCH_SCORE_IMPROVEMENT.md (score-based merge proposal)