- Add IsURLSafe() function to webhook service blocking private IPs,
localhost, and cloud metadata endpoints (SSRF protection)
- Implement real validate_track_access() in stream server querying DB
for track visibility, ownership, and purchase status
- Remove dangerous JWT fallback user in chat server that allowed
deleted users to maintain access with forged credentials
- Add upper limit (100) on pagination in profile, track, and room handlers
- Fix Dockerfile.production healthcheck path to /api/v1/health
Co-authored-by: Cursor <cursoragent@cursor.com>