Only partially compatible with maven 4-beta-3

[lprimak]

Describe the bug
The below exception occurs when running against maven 4-beta-3:

 [ERROR] Failed to execute goal org.simplify4u.plugins:sign-maven-plugin:1.0.1:sign (default-cli) on project depchain: Execution default-cli of goal org.simplify4u.plugins:sign-maven-plugin:1.0.1:sign failed: An API incompatibility was encountered while executing org.simplify4u.plugins:sign-maven-plugin:1.0.1:sign: java.lang.NoSuchMethodError: 'org.eclipse.aether.transform.FileTransformerManager org.eclipse.aether.RepositorySystemSession.getFileTransformerManager()'
    [ERROR] -----------------------------------------------------
    [ERROR] realm =    plugin>org.simplify4u.plugins:sign-maven-plugin:1.0.1
    [ERROR] strategy = org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy
    [ERROR] urls[0] = file:/Users/software/.m2/repository/org/simplify4u/plugins/sign-maven-plugin/1.0.1/sign-maven-plugin-1.0.1.jar
    [ERROR] urls[1] = file:/Users/software/.m2/repository/org/codehaus/plexus/plexus-sec-dispatcher/2.0/plexus-sec-dispatcher-2.0.jar
    [ERROR] urls[2] = file:/Users/software/.m2/repository/org/codehaus/plexus/plexus-utils/3.4.1/plexus-utils-3.4.1.jar
    [ERROR] urls[3] = file:/Users/software/.m2/repository/org/codehaus/plexus/plexus-cipher/2.0/plexus-cipher-2.0.jar
    [ERROR] urls[4] = file:/Users/software/.m2/repository/org/bouncycastle/bcpg-jdk15on/1.70/bcpg-jdk15on-1.70.jar
    [ERROR] urls[5] = file:/Users/software/.m2/repository/org/bouncycastle/bcprov-jdk15on/1.70/bcprov-jdk15on-1.70.jar
    [ERROR] urls[6] = file:/Users/software/.m2/repository/io/vavr/vavr/0.10.4/vavr-0.10.4.jar
    [ERROR] urls[7] = file:/Users/software/.m2/repository/io/vavr/vavr-match/0.10.4/vavr-match-0.10.4.jar
    [ERROR] Number of foreign imports: 1
    [ERROR] import: Entry[import  from realm ClassRealm[maven.api, parent: null]]

[lprimak]

FYI this happens only if plugin is invoked from the command line. It works as part of the release process