If enough people ask for it, they might bring it back. They changed announcement for end of groovy. Besides date change, now they are adding SevereWeather app to SmartLightning migration.
“Beginning September 30, 2022, at 00:00 (PST) we will start migrations of Groovy device DTHs as well as SmartLighting and SevereWeather SmartApps, two of our most popular Smartapps built on Groovy.”