Changelog v2025.12

New umbrella releases &#xA; &#xA; 2025-12-27 New Python package mdit-py-heading-attrs : a markdown-it-py plugin to add attribute support to headings.. &#xA; 2025-12-27 New Python package mdit-py-figure : a markdown-it-py plugin to parse markdown paragraphs that start with an image into HTML <figure> elements. &#xA; 2025-12-27 goldmark-figure v1.4.0 : Fix a bug where the last character in the end…