v2.1.4

Changes

• docs: fix typo (#429)

Features

• Chart: optimize operator availability (#416)
• *: Save Xenon's metadata to persistent storage. #406 (#413)

Improvements

• docs: Add tutorial of building images. #409 (#410)
• docs: Translate 'deploy_radondb-mysql_operator_on_k8s.md' and 'deploy_radondb-mysql_operator_on_rancher.md' (#430)

Bug Fixes

• mysqlcluser: headless svc has other cluster pods #433 (#434)
• workflow: Specify version of staticcheck. #431 (#432)