Latest version of io.cdap.cdap:cdap-etl-api
https://javadoc.io/doc/io.cdap.cdap/cdap-etl-api
Current version 6.8.1
https://javadoc.io/doc/io.cdap.cdap/cdap-etl-api/6.8.1
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/io.cdap.cdap/cdap-etl-api/6.8.1/package-list