Unexpected input(s) 'ref', valid inputs are ['java-version', 'java-version-file', 'distribution', 'java-package', 'architecture', 'jdkFile', 'check-latest', 'server-id', 'server-username', 'server-password', 'settings-path', 'overwrite-settings', 'gpg-private-key', 'gpg-passphrase', 'cache', 'cache-dependency-path', 'job-status', 'token', 'mvn-toolchain-id', 'mvn-toolchain-vendor']