How to calculate a lighthouse performance score?

Training
,
1

How I could pass day 28 Challenge, I want to know how to calculate a lighthouse performance score?

2

For any one struggling in this challenge like me, just search in the response about lighthouseResult.

but if you still need a little help, here is a hint
let score = rsp.lighthouseResult.categories.performance.score * 100;

Keep learning.