Do you have the Adobe Experience Platform Debugger installed by any chance? The debugger will cause those types of warnings.If you mouseover the "VM###.##" link in the console log entry, it might display something like, "debugger:///VM###.##". If you click the link, it will take you to the offending code that the debugger injects into the page. Disable the debugger and see if the warnings cease.

Are you using the same private-key, tech-account-id, api-key and client-secret with both @adobe/reactor-uploader and @adobe/reactor-releaser ?

3 steps are needed:PackageUploadReleasePackageThis is the simplest step of all. Just run this one line and you get a ZIP file "package--.zip" in your source code's root directory.npx @adobe/reactor-packagerUploadThis step uploads your ZIP file to Adobe's server. You need to provide the ZIP file's name and some keys/secrets. You can get the keys/secrets from the relevant project that you had created in https://developer.adobe.com/console.npx @adobe/reactor-uploader package--.zip --private-key=pat...