v0.66.0

What's Changed

• refactor+docs: reconcile bibliography grouping (engine de-dup + spec) by @bdarcus in #887
• fix(engine): group same-author multicites by @bdarcus in #889
• feat: add fromstr and parseerror to citum-edtf by @bdarcus in #890
• feat(engine): nocite bibliography-only entries by @bdarcus in #891
• refactor(engine): unify document bib rendering by @bdarcus in #892
• chore(ci): fix three alint false positives by @bdarcus in #893
• chore: release v0.66.0 by @bdarcus in #888

Full Changelog: v0.65.0...v0.66.0