- Add RunActivityChart (area chart), SuccessRateChart (line chart), CostTrendChart (area chart), AgentWorkloadChart (bar chart) using Recharts
- Add BudgetUtilization with CSS progress bars, color thresholds (success/warn/danger), and empty state
- Create ChartSection container orchestrating all charts with Framer Motion entrance animation
- Integrate ChartSection into Dashboard.tsx between MetricsGrid and NeedsAttention
- Add companyId prop to DashboardProps and pass from App.tsx
- Include Plan 01 infrastructure: chart-utils.ts, ChartCard.tsx, ChartTooltip.tsx, recharts dependency
- All charts respect reduced motion via useReducedMotion hook
- 16 unit tests pass for aggregation functions
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>