Adam Stokes pointed to https://docs.jujucharms.com/2.3/en/reference-constraints for more details on how the tag constraints can be specified, though it still doesn't clarify how multiple units would be handled.
Adam Stokes pointed to https:/ /docs.jujucharm s.com/2. 3/en/reference- constraints for more details on how the tag constraints can be specified, though it still doesn't clarify how multiple units would be handled.