## `render_dashboard` usage guide

### When to use render_dashboard:
- When the user wants to visualize data as metric cards (KPIs, stats, numbers)
- When summarizing numerical results (sales, traffic, performance metrics)
- When comparing multiple data points side by side

### How to call:
  render_dashboard(title="Sales Overview", metrics=[
    {"label": "Revenue", "value": "$12,345", "change": "+12.5%", "change_type": "up"},
    {"label": "Users", "value": "1,234", "change": "-3.2%", "change_type": "down"},
    {"label": "Conversion", "value": "4.5%", "change_type": "neutral"}
  ])