Web Vitals is an initiative by Google to provide unified guidance for quality signals that are essential to delivering a great user experience on the web.
This plugin sends Web Vitals metrics to Google Analytics.
npm i gatsby-plugin-web-vitals
or
yarn add gatsby-plugin-web-vitals
// gatsby-config.js
{
resolve: 'gatsby-plugin-web-vitals',
options: {
// The Google Analytics property ID; the reporting code won't be generated without it
trackingId: 'YOUR_GOOGLE_ANALYTICS_TRACKING_ID',
// An array with metrics you want to track and send to analytics
metrics: [`FID`, `TTFB`, `LCP`, `CLS`, `FCP`],
// Event Category (optional) { string }, default 'Web Vitals'
eventCategory: 'Performance',
// Include Web Vitals tracking in development
// Defaults to false meaning Vitals will only be tracked in production.
includeInDevelopment: false,
// Prints metrics in the console when true
debug: false,
}
}
Plugin based on nuxt-vitals
.