jasperreports-functions not in maven central and jasperreports-fonts not available in latest version.
The dependencies have to be downloaded and manualy added to local .m2 repo.
This prevents bitbucket pipeline builds to work.
there are two alternative repositories available:
The jasperreports-fonts is available as 6.0.0 in maven central. It seems there are no relevant differences so it should be possible just to switch back to this version.