# OPS04-BP03: Implement user experience telemetry

## Description

Đo lường user experience (page load, errors, latency).

## Implementation Guidance

- Real User Monitoring (RUM)
- Core Web Vitals tracking (LCP, FID, CLS)
- Error tracking and reporting
- User journey analytics
- Synthetic monitoring for critical paths

## Risk Level

Medium - Poor UX undetected leads to user churn.
