Merge pull request #581 from kivikakk/release/v0.39.2

Release v0.40.0.

Author: github-actions[bot]

changelog.txt

@@ -1,3 +1,25 @@
+# [v0.40.0] - 2025-07-18
+
+Reverts:
+
+* "Fix header-ids accessibility" was reverted in https://github.com/kivikakk/comrak/commit/2cb6188bfb4c5d69bf55c73c19b2049e9dfe5dba
+  * See discussion at https://github.com/kivikakk/comrak/pull/574#issuecomment-3046307805 for details.
+
+Bug fixes:
+
+* html: don't escape IPv6 address square bracket delimiters in links. by @kivikakk in https://github.com/kivikakk/comrak/pull/578
+
+New APIs:
+
+* Syntect syntax highlighting: Make a CSS class prefix configurable. by @SteveBinary in https://github.com/kivikakk/comrak/pull/580
+
+## New Contributors
+
+* @SteveBinary made their first contribution in https://github.com/kivikakk/comrak/pull/580
+
+Diff: https://github.com/kivikakk/comrak/compare/v0.39.1...v0.39.2
+
+
 # [v0.39.1] - 2025-06-27
 
 Bug fixes:
@@ -693,3 +715,4 @@ each case.
 * Fix possible DoS in link parsing (#33, Demi Obenour).
 
 
+