v2.15.0

## What's Changed
* feat(sequence): add opt-in column_fit for viewBox-relative lanes by @pax-d in https://github.com/tt-a1i/archify/pull/64
* feat: add opt-in DeepSeek Harness bundle by @tt-a1i in https://github.com/tt-a1i/archify/pull/69
* fix: make DSH packaging portable on Windows by @tt-a1i in https://github.com/tt-a1i/archify/pull/70
* docs: surface DeepSeek Harness quick start by @tt-a1i in https://github.com/tt-a1i/archify/pull/71
* fix(cli): reject quality flags without values by @NgoQuocViet2001 in https://github.com/tt-a1i/archify/pull/73
* fix(renderers): stop treating non-finite rects as overlapping by @NgoQuocViet2001 in https://github.com/tt-a1i/archify/pull/80
* feat: add authored brand marks and safe URL icon capture by @YunyueLi in https://github.com/tt-a1i/archify/pull/85
* Release v2.15.0 by @tt-a1i in https://github.com/tt-a1i/archify/pull/86

## New Contributors
* @pax-d made their first contribution in https://github.com/tt-a1i/archify/pull/64
* @NgoQuocViet2001 made their first contribution in https://github.com/tt-a1i/archify/pull/73
* @YunyueLi made their first contribution in https://github.com/tt-a1i/archify/pull/85

**Full Changelog**: https://github.com/tt-a1i/archify/compare/v2.14.0...v2.15.0