Over a two-month period, Rnddim enhanced Unicode support and testing infrastructure for the Raku/roast and rakudo/rakudo repositories. They upgraded Unicode handling to version 17.0.0, refactored test scripts for improved reliability, and introduced distinct modes in generation scripts to separate testing from file writing. Using Perl and Raku, Rnddim expanded test coverage by developing new grapheme break test generators and updating collation data to align with Unicode standards. Their work included updating documentation and refining build scripts, resulting in more accurate, maintainable tests and streamlined future Unicode updates. The contributions demonstrated depth in Unicode, scripting, and test automation.