POSSE v1.3.0 release

My custom POSSE toolkit for Ghost CMS has been pretty stable over last couple months with previous release v1.2.1 on May 2nd. Over those couple months I have accumulated couple useful quality-of-life and security fixes, resulting in a v1.3.0 release I made today. The changes include:Automatic fixing of dead links - some time ago I stumbled on a self created issue, my main Mastodon account had post-auto-removal enabled, as a result most of my syndicated posts were deleted leaving the replies orphaned. First goal was to cleanup the dead links in the social engagement box. But I also added a dedicated script repost_dead_links.py which can automatically re-post articles missing the syndication links. Posting retries on failure - when Mastodon or Bluesky or your network is having a hiccup POSSE will now gracefully retry a few times ensuring not to double post by accident.Additional sanitization of webmention content - incoming web mentions pass through extra cleanup layer server side to…