- Fixed critical npub variable scope issue in submitAuthToBackend() that was causing 'Connecting...' hang
- Added relay.laantungir.net to NOSTR_RELAYS (first priority)
- Enhanced error handling with input validation and 30s timeout
- Added comprehensive debug logging for form submission
- Updated version displays to v2.2 throughout
- Improved error messages and user feedback
- Fixed frontend to properly encode npub using nip19.npubEncode()
- Enhanced backend to handle both npub and hex pubkey formats
- Resolved 'Data must be at least 6 characters long' validation error
- Added proper error handling for pubkey format validation
- Should eliminate retry loop issues during authentication
