it there a way to fix this ? :
Estimated Savings
Preload key requests
15.3 s
Consider using to prioritize fetching resources that are currently requested later in page load. Learn more.
URL
Potential Savings
…dist/bolt-worker.js(www.athomeinjerusalem.com)
15,300 ms
…dist/bolt-worker.js(www.athomeinjerusalem.com)
1,830 ms
Reduce server response times (TTFB)
0.71 s
Time To First Byte identifies the time at which your server sends a response. Learn more.