Latest version of com.vaadin:flow
https://javadoc.io/doc/com.vaadin/flow
Current version 9.1.2
https://javadoc.io/doc/com.vaadin/flow/9.1.2
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/com.vaadin/flow/9.1.2/package-list