TiDB Operator 1.2.4 Release Notes

TiDB Operator version: 1.2.4

• Upgrading TiDB Operator will cause the recreation of the TiDBMonitor Pod due to #4180

• TidbMonitor supports customizing prometheus rules and reloading configurations dynamically (, @mikechengwei)
• TidbMonitor supports the field. When AlertManager is not configured, you can configure this field to true to add Prometheus rules (, @mikechengwei)

• Support deleting backup data in batches (, @KanShiori)

• Fix the security vulnerabilities in the tidb-backup-manager and images (, @KanShiori)
• Fix the issue that some backup data might retain if the Backup CR is deleted when the job is running (, @KanShiori)