Changes in my FEP-ef61 implementation: the resolver endpoint was replaced with gateway, and did:ap URLs were replaced with ap:// URLs
https://mitra.social/.well-known/apgateway/did:key:z6MkjtdL1hhAtJDRTti4JZtjGVkMiqbrQWhLQjK8wV4neCvS/actor
Also found a way to use existing URL library to parse ap:// URLs. A massive FEP-ef61 update is coming.