Thomas Hallock 74e12c0029 feat(metrics): add session tracking and Grafana dashboard provisioning ...

- Add heartbeat-based session tracking (/api/heartbeat)
- Track active sessions, session duration, page views, unique visitors
- Use Page Visibility API to only send heartbeats when tab visible
- Add Grafana dashboard via ConfigMap provisioning
- Dashboard includes: sessions, Socket.IO, request rate, error rate,
  arcade games, worksheets, memory, event loop lag

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

2026-01-24 14:40:55 -06:00

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web

feat(metrics): add session tracking and Grafana dashboard provisioning

2026-01-24 14:40:55 -06:00