380b5a6f94
- Update super-kmer definition in `kmERS.md` to specify that non-degenerate m-mers are preferred over degenerate ones (degeneracy = homopolymer). - Refactor `superkmer.rs`: change `.canonical()` to mutate in-place and return bool. - Add `m` field & canonical-aware minimizer position calculation to SuperKmerIter in obiskbuilder. - Add helper functions `is_degenerate` and minimizer comparison logic to rolling_stat.rs for consistent tie-breaking. - Minor formatting cleanup in superkmer command and chunk processing.