- Modified encodeCertificateId to include userId parameter
- Updated decodeCertificateId to extract and return userId
- Added backward compatibility for old 2-part certificate IDs
- Certificate page now fetches and displays certificate owner's name
- Submission page passes current user's ID when generating certificate
- Fixed certificate template to use certificate owner's name instead of team leader
- Certificates now show the encoded user's name regardless of who views them
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
