Charles contributed to the TYPO3-Documentation/TYPO3CMS-Reference-CoreApi repository by improving the accuracy of deployment documentation. He identified and corrected an incorrect package reference, updating the dotenv-connector package name throughout the reStructuredText documentation. This change, implemented in a single commit co-authored with Lina Wolf, focused on the Documentation/Administration/Deployment/EnvironmentStages/Configuration/Index.rst file. By ensuring the correct package name was used, Charles reduced potential confusion and deployment errors for users following the documentation. His work demonstrated attention to detail in technical writing and documentation, leveraging skills in reStructuredText to enhance clarity and reliability without modifying the underlying codebase or fixing software bugs.