* Modify the AWS S3 request encryption method to V4.
* * update Dockerfile to add mysql-client for mysql database service test
* update wechat alert config replace placeholder from to {xx} because of the will be treat as env variable
* fix unit test of EnterpriseWeChatUtilsTest
* update values.yaml default config for helm deploy DS cluster
* update values.yaml default config for custom install
* update templates of helm for custom install
* update some name of env varibale, for example change from POSTGRESQL_HOST to DATABASE_HOST
* delele the redundancy requirements.yaml for heml
* update README* in the docker dir and subdir
* update startup scripts for support mysql as backend database
* * fix the ENV name wrong in docker-compose.yml and docker-stack.yml
* remove the didn't need port mapping in postgresql & zookeeper & dolphinscheduler-api
* * keep expose the port of postgresql & zk & api because of unit test needed
* * remove mysql-client package from dockerfile
Co-authored-by: rockxsj <junjun@mgtv.com>
* Support DS to create user and group in windows environment
* Add unit test
* delete combined-server config in dolphinscheduler-daemon.sh file
* refactor dockerfile
* modify dockerfile
* modify dockerfile
* 1. Modify dockerfile build script
2. Add something about how to build a docker image
3. Add a new README_zh_CN.md file for dockerfile