* feat: add companion object to data classes if the implement the interface java.io.Serializable
* style: format template file
* style: adapt to project's original code style
* fix: add missing imports
* style: reverted mustache template to original styling
* test: generate additional samples for kotlin-springboot-reactive and kotlin-springboot
* docs: name full qualified classname of interface java.io.Serializable to prevent confusion with kotlinx.serialization
* feat: allow creation of kotlin data classes that implement java.io.Serializable, by adding the config option serializableModel=(true|false)
* docs: add markdown docu for new configOption serializableModel
* fix: do not use parcelize in script
* update kotlin samples
* add the option, update the doc
* Add test case that reproduce the issue #1782
* Fix missing RequestBody.required
* Update samples
./bin/utils/ensure-up-to-date
* Run ensure-up-to-date script
./bin/utils/ensure-up-to-date
