* run hadolint with reviewdog
* add LINCENSE in Dockerfile
* run hadolint with reviewdog
* Reporter of reviewdog command is "github-pr-check"
* format Dockerfile
* ignore DL3007 in hadolint
* add test enviroment images
* update test enviroment images Dockerfile
* Use Helm version 3 on Jenkins CI
* Use Helm version 3 on Jenkins CI
* Use Helm version 3 on Jenkins CI
* Use Helm version 3 on Jenkins CI