Sample content. This article demonstrates the reading layout and is not published opinion.
Every team wants a fast product. Few can say what fast means in numbers, on which device, on which network.
Pick the numbers
Largest Contentful Paint under 2.5 seconds, interaction response under 200 milliseconds, layout shift under 0.1, measured at the 75th percentile. These are reasonable defaults, and the point is to have them written down.
Enforce them
A budget that is not checked automatically is a wish. Put it in the pipeline, fail the build when it is exceeded, and the conversation about that extra library happens before it ships.