Uses playwright to download a custom version of prebid from https://docs.prebid.org/download
Create a config.edn file with your version, adapters, file prefix and whether the browser should be headless
If no config.edn file is found the following example config will be created
{:prebid-version "7.38.0"
:prebid-adapters ["adWMG" "aja" "ablida"]
:file-prefix "prebid-"
:headless false}
To execute the script run npx pb-config-dl
prebid.js, a screenshot of the Prebid config from the browser and a log file are saved to the /out directory