According to  the document ,  an immutable KIE container has been deployed with a kjar included in kie server SpringBoot fat-jar  by using auto scan like the following configuration.

kieserver.classPathContainer=true
kieserver.autoScanDeployments=true

This works with version 7.13.0 but it does not after upgrading to 7.13.1 and later.

This looks like regression due to the new feature:

2.8.1. Support for exploded installation of Spring Boot business automation applications