- Created comprehensive dashboard with Chart.js visualizations
- Added API endpoint /api/dashboard_data for aggregated data
- Implemented weekly tracking for orders, production, and deliveries
- Added interactive pivot table for customer × week analysis
- Fixed collation issues in database joins
- Includes 4 summary cards with key metrics
- Charts display orders, production finished, and deliveries by week
- Click-to-expand data tables for detailed view
- Time range filter (4-52 weeks)
- Data sources: scanfg_orders (finished), dm_orders, dm_deliveries
