Yeah, the linked data is because I also have Sign in with Apple. I got Remote signer based authentication using nsec.app is working. Got a bit stuck on getting remote signer to work for posting the activities. But definitely working on getting that unblocked and plan to have that option in a future release!
#SweatForSats is live. And should work for manually recorded activities as long as you record heart rate data with a Bluetooth heart rate monitor or the new AirPods or broadcast from a watch etc. You get one sat for each minute spent above 100 bpm