import { ReportHandler } from "web-vitals"; const reportWebVitals = (onPerfEntry?: ReportHandler) => { if (onPerfEntry) { import("web-vitals").then(({ getCLS, getFID, getFCP, getLCP, getTTFB }) => { getCLS(onPerfEntry); getFID(onPerfEntry); getFCP(onPerfEntry); getLCP(onPerfEntry); getTTFB(onPerfEntry); }); } }; export default reportWebVitals;