William Black enhanced the code block highlighting functionality in the facebook/docusaurus repository, focusing on improving the accuracy of SQL block comment rendering within documentation and developer guides. He implemented changes in TypeScript to support SQL block comments in code block magic comments, refining the syntax highlighting for SQL code snippets. This work involved front end development and thorough testing to ensure that code samples displayed reliably and clearly for end users. By addressing the nuances of SQL comment syntax, William improved the quality and clarity of technical documentation, contributing a targeted feature that deepened the platform’s support for diverse code examples.