Issue #22: Performance Testing

[Vivaanfbcmc]

Description

Implement performance testing to ensure the dashboard meets performance requirements.

Requirements

• Set up Lighthouse CI for performance monitoring
• Create load testing for API endpoints
• Implement bundle size monitoring
• Add Core Web Vitals testing
• Create performance regression testing
• Add performance budget enforcement

Acceptance Criteria

• Performance metrics are tracked
• Bundle size stays within limits
• Core Web Vitals meet requirements
• Performance regressions are caught
• Performance budgets are enforced

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