Preload WASM files for compiling code component previews

balintbrews → credited lauriii → .

@lauriii suggested this after investigating a performance bug report.

I wonder if we could/should do this in requestIdleTimeout instead so it doesn't impact the initial load time of the rest of XB
Although we could also use a fetchpriority of low and leave the browser to work it out

we have some prior art in \Drupal\experience_builder\Plugin\ExperienceBuilder\ComponentSource\JsComponent::renderComponent albeit for modulepreloads

Although we could also use a fetchpriority of low and leave the browser to work it out

Something like that is what I had in mind.