A React + Express web performance analysis tool that visualizes Lighthouse metrics and Core Web Vitals with real-time audits, filmstrip timelines, and multi-device testing.
What is the anton-karlovskiy/cra-metrics-visualizer GitHub project? Description: "A React + Express web performance analysis tool that visualizes Lighthouse metrics and Core Web Vitals with real-time audits, filmstrip timelines, and multi-device testing.". Written in JavaScript. Explain what it does, its main use cases, key features, and who would benefit from using it.
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