## Major Changes
### PL24 Integration (PartsLink24 API)
- Add PL24 auth service with JWT token management
- Add PL24 service for VIN decode and parts catalog
- Support for VAG, Mercedes, BMW, Ford, Renault and more
- Schema image download with base64 decoding
- Image deduplication via SchemaPic table
### EMEX On-Demand Loading
- Remove automatic parts scraping during VIN decode
- Add fetchCategoryParts() for on-demand loading
- Store category URLs in rawResponse for later fetching
- Fix Chrome executable path for Puppeteer
### VIN Decode Flow
- PL24 first, fallback to EMEX if not available
- Both sources now use on-demand parts loading
- Faster VIN lookup (no parts scraped upfront)
### Database Schema
- Add SchemaPic model for image deduplication
- Add schemaPicId to VehicleCategory
- Add EMEX models for parallel scraping
### Frontend Improvements
- Dark theme with Tailwind CSS
- Improved UI components (card, button, input)
- Better category and parts display
- Schema image viewer
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
