chore(release): 16.4.0 [skip ci]

# [16.4.0](https://github.com/markedjs/marked/compare/v16.3.0...v16.4.0) (2025-10-07)

### Bug Fixes

* Fix backtick and code rendering in links ([#3783](https://github.com/markedjs/marked/issues/3783)) ([302ee59](https://github.com/markedjs/marked/commit/302ee59b2b2f09450064a7b90a013bc6da5e16f4))
* fix links with square brackets in inline code break wrapping italics ([#3785](https://github.com/markedjs/marked/issues/3785)) ([e3c0d3e](https://github.com/markedjs/marked/commit/e3c0d3e208c80daca2c9fbb68f125f060cd30fc3))
* Make `www` case-sensitive when detecting link starts ([#3770](https://github.com/markedjs/marked/issues/3770)) ([626d961](https://github.com/markedjs/marked/commit/626d961335c95e3712469564ab8b15d028600fde))

### Features

* Add async provideParser provideLexer ([#3756](https://github.com/markedjs/marked/issues/3756)) ([09577e5](https://github.com/markedjs/marked/commit/09577e569bff7b6c07c315f54afce0a0f1806584))