CTAN update: markdown

[CTAN Announcements]

Vít Novotný submitted an update to the

                   markdown

package.

Version:  2.15.3-0-g7c8e03d 2022-06-27
License:  lppl1.3c

Summary description:  A package for converting and rendering markdown documents inside TeX

Announcement text:
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 Refactoring:
 - Add a mechanism for extending the Markdown reader and writer. (#138, #143)
 - Separate the Lua shell escape bridge into `lt3luabridge` package. (#140, #141)
 - Add further reflection capabilities. (#124, #137)

 Contributed Software:
 - Update `contributions/book-templates`. (contributed by @xvrabcov, b4d892c, a6d5c77)

 Deprecation:
 - The `\markdownOptionHelperScriptFileName` command will be removed in Markdown 3.0.0. (#141)
 - The `\markdownOptionOutputTempFileName` command will be removed in Markdown 3.0.0. (#141)
 - The `\markdownOptionErrorTempFileName` command will be removed in Markdown 3.0.0. (#141)
 - The `\markdownMode` command will be removed in Markdown 3.0.0. (#141)

 Docker:
 - Remove `latest-with-cache` tag from Docker images. (04301f0)

 Documentation:
 - Remove non-functional badges for Docker from `README.md`. (ad00b58, 707cad9)
 - Link to TUGboat's version of the TUG 2021 video in `README.md`. (1462411)

 Miscellaneous:
 - As of today, Markdown has 235 stars, 56 forks, and 7 watchers on GitHub. 🥂

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The package’s Catalogue entry can be viewed at
   https://ctan.org/pkg/markdown

The package’s files themselves can be inspected at
   https://mirrors.ctan.org/macros/generic/markdown/

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   Thanks for the upload.

     For the CTAN Team
    Petra Rübe-Pugliese

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