* feat: support alerts based on bucket diff status
* fix: correct document count calculation
* fix: empty param `event_id `
* fix: removing first and last time bucket
* fix: removing first and last time bucket
* chore: update bucket diff algorithm for improved accuracy
* refactor: optimize bucket diff algorithm
* feat: trigger bucket diff content change alert using expression
* feat: include bucket diff type in alert message API response
* chore: update release notes
* feat: add alert rule template to detect cluster metrics collection anomaly
* chore: update release notes