1. Symptom diagnosis: AI now detects vehicle symptoms and suggests probable parts
2. Smart quotations: "cotizame frenos completos" returns multiple search_queries (pipe-separated), backend searches each term and deduplicates
3. Photo identification: camera button in chat widget uploads image and sends placeholder prompt (ready for vision model)
4. Multilanguage: AI detects user language and responds accordingly, search_query always in English
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>