Use joinByField transformation instead of merge to properly align
rows by instance. Also exclude duplicate Time/job columns from join.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Dashboard includes:
- Stat panels for endpoints monitored, probe failures, expiring certs
- Gauge showing minimum days until any cert expires
- Table of all endpoints sorted by expiry (color-coded)
- Probe status table with HTTP status and duration
- Time series graphs for expiry trends and probe success rate
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
