ts/metrics.js" name="components/metrics.js"></x-code-viewer>
            <p>In the <code>/lib</code> folder we find these files:</p>
            <ul>
                <li>web-vitals.js - the ESM build of web-vitals</li>
                <li>dayjs/
                    <ul>
                        <li>dayjs.min.js - the UMD build of Day.js</li>
                        <li>relativeTime.js - the UMD build of this Day.js plugin</li>
                    </ul>
                </li>
                <li>imports.js</li