THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
Tapestry 5.8.4 is a new release with some enhancements and bug fixes.
Tapestry 5.8.4 is a drop-in replacement and recommended upgrade for Tapestry 5.7.0+ projects.
The highlights are the support for Java 21 bytecode, and improvement and a fix in multiple classloader support and the upgrade to latest Underscore.js version.
The full release notes are here.