* [Refactor][UI] Refactor task group queue using NSpace component.

* [Refactor][UI] Refactor token manage using NSpace component.

* Our community do not have official support for stack overflow any more
* Change the order side for Slack and mailing list, to avoid some users
  just want to ask question but join mailing list, and then unsubscribe
  found there are too many emails in mailing list

[Improvement][UI] Scrolling will be applied to parent model on editor scrolled to top/bottom (#11335)

* [Bug][Doc] Fix typo in docs

* Remove dead links and update related docs

* [Feature][style] Add spotless maven plugin for automatic style fix (#10963)

* Fix spotless ratchet configuration

* Remove license-check and decrease line length threshold value

* Update related docs

* Remove checkstyle and add pre-commit hook

* Test updated pre-commit hook

* Replace checkstyle with spotless in CI

* Remove reviewdog

[Improvement-11293][dolphinscheduler-api] remove some variables that redundant in subclasses of AbstractAuthenticator (#11305)

* [fix-10729]The request's url given by the test case looks different from the controller layer. Some usages and parameter format errors

* [fix-10729]The request's url given by the test case looks different from the controller layer. Some usages and parameter format errors

* [fix-10729]The request's url given by the test case looks different from the controller layer. Some usages and parameter format errors

* [fix-10729]The request's url given by the test case looks different from the controller layer. Some usages and parameter format errors

* [fix-10729]fix the code smell

* [fix-10729]decorate DataSourceControllerTest with public

* [fix-10729]replace import *

* [fix-10729]

* [fix-10729]

* [fix-10729]

* [fix-10729]checkstyle

* [Improvement][ExecutorServiceImpl] remove some unnecessary

* [fix-11181]text check and word spell

* Update dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ExecutorServiceImpl.java
Co-authored-by: NEric Gao <ericgao.apache@gmail.com>

* Update dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ExecutorServiceImpl.java
Co-authored-by: NEric Gao <ericgao.apache@gmail.com>

* Update ExecutorServiceImpl.java

remove the error logging and update the comment

* Update dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ExecutorServiceImpl.java
Co-authored-by: NEric Gao <ericgao.apache@gmail.com>

* [Improvement-10760][dolphinscheduler-api] Some variables are redundant

* [Improvement-10760][dolphinscheduler-api] Some variables are redundant and fix checkstyle

* [Improvement-10760][dolphinscheduler-api] Some variables are redundant and fix checkstyle

* [Improvement-10760][dolphinscheduler-api] add import

* [Improvement-10760][dolphinscheduler-api] remove not use

* [Improvement-11293][dolphinscheduler-api] remove some variables that redundant in subclasses of AbstractAuthenticator

* [Improvement-11293][dolphinscheduler-api] remove some variables that redundant in subclasses of AbstractAuthenticator
Co-authored-by: Nfuchanghai <changhai.fu@marketingforce.com>
Co-authored-by: NEric Gao <ericgao.apache@gmail.com>

* Fix TaskGroup cannot work and will cause master dead loop

* Remove acquireTaskGroupAgain in ProcessServiceImpl

Migrate all exists method call in PythonGateway to corresponding service

ref: #11249
Co-authored-by: NEric Gao <ericgao.apache@gmail.com>

- delete obsolete switch button

This closes #11233

* [Improvement][Metrics] Add metrics for alert server (#11131)

* Update related docs of metrics

* Add grafana demo dashboards for alert server metrics

* Refactor metric classes with UtilityClass annotation

* Refactor meter names in camelCase for checkstyle

Co-authored-by: Nrick <rick@B-V6XRMD6M-1956.local>

Co-authored-by: Nxiangzihao <460888207@qq.com>

* [fix-10729]The request's url given by the test case looks different from the controller layer. Some usages and parameter format errors

* [fix-10729]The request's url given by the test case looks different from the controller layer. Some usages and parameter format errors

* [fix-10729]The request's url given by the test case looks different from the controller layer. Some usages and parameter format errors

* [fix-10729]The request's url given by the test case looks different from the controller layer. Some usages and parameter format errors

* [fix-10729]fix the code smell

* [fix-10729]decorate DataSourceControllerTest with public

* [fix-10729]replace import *

* [fix-10729]checkstyle

* [Improvement][ExecutorServiceImpl] remove some unnecessary

* [fix-11181]text check and word spell

* Update dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ExecutorServiceImpl.java
Co-authored-by: NEric Gao <ericgao.apache@gmail.com>

* Update dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ExecutorServiceImpl.java
Co-authored-by: NEric Gao <ericgao.apache@gmail.com>

* Update ExecutorServiceImpl.java

remove the error logging and update the comment

* Update dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ExecutorServiceImpl.java
Co-authored-by: NEric Gao <ericgao.apache@gmail.com>

* [Improvement-10760][dolphinscheduler-api] Some variables are redundant

* [Improvement-10760][dolphinscheduler-api] Some variables are redundant and fix checkstyle

* [Improvement-10760][dolphinscheduler-api] Some variables are redundant and fix checkstyle

* [Improvement-10760][dolphinscheduler-api] add import

* [Improvement-10760][dolphinscheduler-api] remove not use
Co-authored-by: Nfuchanghai <changhai.fu@marketingforce.com>
Co-authored-by: NEric Gao <ericgao.apache@gmail.com>

* fix forced_success bug

* add comments

* add transactional

* refactor code
Co-authored-by: NJinyLeeChina <jiny.li@foxmail.com>

When I try to release the 3.0.0 on branch `3.0.0-prepare`,
I find out cluster-test error due to version change of
tarball, I think we should make cluster test work on both
dev and prepare release branch, so I add this patch

Co-authored-by: Nkezhenxu94 <kezhenxu94@apache.org>