src/vs/workbench/services/extensions/electron-browser/extensionService.ts/ExtensionService/_isLocalWebWorkerEnabled
class ExtensionService:	private _isLocalWebWorkerEnabled() {
		if (this._configurationService.getValue<boolean>(webWorkerExtHostConfig)) {
			return true;
		}
		if (this._environmentService.isExtensionDevelopment && this._environmentService.extensionDevelopmentKind?.some(k => k === 'web')) {
			return true;
		}
		return false;
	}