docs: public static Specification<JpaTarget> hasInstalledOrAssignedDistributionSet(@NotNull final Long distributionId) {
          return (targetRoot, query, cb) -> cb.or(
                  cb.equal(targetRoot.get(JpaTarget_.installedDistributionSet).get(JpaDistributionSet_.id),
                          distributionId),
                  cb.equal(targetRoot.<JpaDistributionSet> get(JpaTarget_.assignedDistributionSet)
                          .get(JpaDistributionSet_.id), distributionId));
      }