Real-Time TVL Tracker Widget

Description

Create a lightweight, embeddable JavaScript widget that displays the total value locked (TVL) across RWA protocols. Should fetch data from DeFi Llama API, display with a clean number and sparkline chart, and auto-refresh every 60 seconds. Must be embeddable via a single script tag.

Requirements

• Single script tag embeddable widget
• Fetch TVL from DeFi Llama API
• Display current TVL with 7-day sparkline
• Auto-refresh every 60 seconds

Acceptance Criteria

• Widget loads in under 500ms
• Displays accurate TVL matching DeFi Llama
• No external CSS dependencies
• Works in all modern browsers