* Add SW_NO_UPSTREAM_REAL_ADDRESS config doc
* Fix legal config issue.
* Update docs/en/setup/backend/configuration-vocabulary.md
* Add a test case to verify the module config initializer, which only supports 4 simple types.
Co-authored-by: kezhenxu94 <kezhenxu94@apache.org>
Motivation:
Review code styles with some bots automatically.
Modifications:
Set up ReviewDog in GitHub Action to review code style.
Add more check rules to checkstyle plugin.
Result:
Obvious code styles can be reviewed and commented automatically.