pkgdown 2.0.4

• New check_pkgdown() provides a lightweight way to check that your
  _pkgdown.yml is valid without building the site (#2056). Invalid
  _pkgdown.yml now consistently generates errors both locally and on
  CI (#2055).

• build_article() now supports inline markdown in the title (#2039).

• build_home() no longer shows development status badges on the released
  version of the site (#2054).

• build_news() support automated @username links in more places (#2030).

• build_reference():

  • You can once again exclude topics from the reference index with - (#2040).

  • Inline markdown in titles and subtitles is now supported(#2039).

  • Package logos will be automatically stripped from the .Rd you don't end
    up with two on one page. (#2083).

  • \figure{file}{alternative text} with multline alt text is now parsed
    correctly (#2080)

  • roxygen 7.2.0 output for generic code blocks (#2092, @jabenninghoff) is
    processed correctly.

• Front end changes:

  • Automatically added links in code blocks are now styled less aggressively,
    so they occupy less visual weight on the page (#2007).

  • All article pages are given class col-md-9 for consistency with other
    pages (#2045).

  • Fixed width HTML widgets are sized correctly (@dmurdoch, #2062).

  • Footnotes work with more contents, including code (@banfai, #2042).

  • Navbar components now accept target argument (#2089, @JSchoenbachler).

• New syntax highlighting themes a11y-light, a11y-dark, monochrome-light,
  monochrome-dark, and solarized