Backend: CRON API with list/logs/run/pause/resume endpoints, Hermes CLI
integration, system cron jobs, audit logging for operations.
Frontend: CronPage with filter bar (status/profile), table with 30s polling,
log modal with level-colored messages, action buttons (run/pause/resume),
run confirmation dialog, 4-state coverage. Sidebar shows cron failure badge.
Co-Authored-By: Claude <noreply@anthropic.com>
