Changelog
New features, improvements, and fixes.
2026-03-22v0.6.0Improvement
- +Operator Runbook — full self-hosting guide covering installation, configuration, upgrade, backup, and 5 troubleshooting scenarios
- +User Guide — all 11 dashboard panels documented with healthy/unhealthy thresholds and fix actions
- +API Reference — all 36 endpoints with authentication, request/response examples, and curl snippets
- +README overhaul with Documentation section, complete configuration table, and ClickHouse user setup SQL
- +.env.example with all 13 environment variables documented
2026-03-15v0.5.0Feature
- +Multi-cluster support — monitor multiple ClickHouse instances from a single ClusterSight deployment
- +Cluster Overview page — health score, alert count, and collector status card for every connected cluster
- +Cluster switcher — jump between clusters from any page without returning to the overview
- +Breadcrumb navigation — always know which cluster you are viewing
- +Reusable onboarding wizard — same guided flow for adding a second, third, or tenth cluster
- +Logical cluster deduplication — prevents duplicate entries when the same ClickHouse instance is connected twice
2026-03-08v0.4.0Feature
- +Password protection — optional password gate for safe exposure beyond localhost
- +SHA-256 token auth — token stored in sessionStorage, clears on tab close
- +Docker health check — container health endpoint for orchestration and uptime monitors
- +Startup summary log — structured JSON log on startup: version, auth mode, cluster count, collection interval
- +Fernet encryption for cluster passwords and Slack webhook URLs stored in SQLite
2026-03-01v0.3.0Feature
- +Query Inspector — slow queries tab with P50/P95/P99 percentiles, EXPLAIN on click, full query text in detail sheet
- +Failed Queries tab — breakdown by error type and user to diagnose permission errors and syntax failures
- +Parts Distribution tab — parts size distribution per table to identify tiny-parts and merge issues
- +Command palette — Cmd+K / Ctrl+K for keyboard-first navigation across all clusters and pages
2026-02-23v0.1.0Launch
- +Initial release of ClusterSight
- +10 ClickHouse dashboard panels (health score, broken parts, replication lag, merge queue, and more)
- +10 automated alert rules with SQL fix commands
- +Slack integration for on-call alerting
- +Connection onboarding wizard (<8 minute setup)
- +Docker Compose deployment
- +Health score (0–100) composite metric