@jsq This discussion thread summarizes the state of things in the best way. 🥲 The community would like to take over, but even this is currently stuck.
https://github.com/MobileNativeFoundation/discussions/discussions/194 
Moving fastlane to MNF · MobileNativeFoundation discussions · Discussion #194
fastlane is currently being ignored by Google, yet still on their GitHub. That makes sponsoring difficult and also adding new maintainers. It is an extremely widely used project and the MNF seems l...
Matěj Kašpar Jirásek