Bug fixes from M4 report: - 4 remaining dev.chunks → dev.chunk in SQL queries - search_path includes public for pgvector extension - get_chunk_by_chunk_id_and_uuid: uuid → file_uuid - New endpoint: GET /api/v1/file/:uuid/chunk/:chunk_id
Schema changes: dev.chunks->dev.chunk, remove old_chunk_id/chunk_index Correction: asr-1.json format, generate/apply scripts API: 37/37 endpoints fixed and tested Docs: HANDOVER_V2.0.md for M4