Continuous Front End Website Performance Testing
Website performance should be analyzed from a “user-centric” perspective. Users typically look for visual feedback to reassure them everything is working as expected, otherwise they bail. In the past we viewed website performance from a pinhole. User experience design and development is vastly different nowadays as we accommodate a variety of devices and network conditions.
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Google's Web Vitals is becoming the standard for measuring page experience. As of version 9.4 of Next.js, it provides a built-in method for capturing and reporting Core Web Vitals. This post illustrates how to collect Web Vitals metrics from a Next.js app and send them to a service for storage.